#21: [New Rule] No try block detected when processing system resources

- added test excludes

Author: lenaorobei

Magento2/ruleset.xml

@@ -156,6 +156,10 @@
     <rule ref="Magento2.Exceptions.TryProcessSystemResources">
         <severity>8</severity>
         <type>warning</type>
+        <exclude-pattern>*/_files/*</exclude-pattern>
+        <exclude-pattern>*/Fixtures/*</exclude-pattern>
+        <exclude-pattern>*/Test/*</exclude-pattern>
+        <exclude-pattern>*Test.php</exclude-pattern>
     </rule>
     <rule ref="Magento2.Functions.DiscouragedFunction">
         <severity>8</severity>