fix build issues

Author: mairaw

xml/Microsoft.Extensions.FileProviders.Physical/ExclusionFilters.xml

@@ -20,7 +20,8 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <summary>Specifies filtering behavior for files or directories.</summary>ed.</remarks>
+    <summary>Specifies filtering behavior for files or directories.</summary>
+    <remarks>To be added.</remarks>
   </Docs>
   <Members>
     <Member MemberName="DotPrefixed">

xml/Microsoft.Extensions.Internal/ISystemClock.xml

@@ -41,7 +41,8 @@
       </ReturnValue>
       <Docs>
         <summary>Retrieves the current system time in UTC.</summary>
-        <value>To be added.</value>.</summary> added.</remarks>
+        <value>To be added.</value>
+        <remarks>To be added.</remarks>
       </Docs>
     </Member>
   </Members>

xml/Microsoft.Extensions.Logging.Abstractions/NullLoggerFactory.xml

@@ -24,7 +24,8 @@
     </Interface>
   </Interfaces>
   <Docs>
-    <summary>A/summary>
+    <summary>An <see cref="T:Microsoft.Extensions.Logging.ILoggerFactory" /> used to create instance of
+            <see cref="T:Microsoft.Extensions.Logging.Abstractions.NullLogger" /> that logs nothing.</summary>
     <remarks>To be added.</remarks>
   </Docs>
   <Members>

xml/Microsoft.Extensions.Logging.Abstractions/NullLoggerProvider.xml

@@ -25,7 +25,8 @@
     </Interface>
   </Interfaces>
   <Docs>
-    <summary>PTo be added.</remarks>
+    <summary>Provider for the <see cref="T:Microsoft.Extensions.Logging.Abstractions.NullLogger" />.</summary>
+    <remarks>To be added.</remarks>
   </Docs>
   <Members>
     <Member MemberName="CreateLogger">

xml/_filter.xml

@@ -116,13 +116,13 @@
     </namespaceFilter>
   </attributeFilter>
   <apiFilter apply="true">
-    <namespaceFilter name="Microsoft.Extensions.DiagnosticAdapter.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.DiagnosticAdapter.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.FileProviders.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.FileProviders.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.FileSystemGlobbing.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.FileSystemGlobbing.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
     <namespaceFilter name="Microsoft.Extensions.FileSystemGlobbing.Internal.PathSegments" expose="false">
@@ -134,31 +134,31 @@
     <namespaceFilter name="Microsoft.Extensions.FileSystemGlobbing.Internal.Patterns" expose="false">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Hosting.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Hosting.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Localization.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Localization.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.Abstractions.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.Abstractions.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.AzureAppServices.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.AzureAppServices.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.Console.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.Console.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.EventLog.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.EventLog.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.Filter.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.Filter.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <namespaceFilter name="Microsoft.Extensions.Logging.Internal" expose="false">
+    <namespaceFilter name="Microsoft.Extensions.Logging.Internal">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
   </apiFilter>