fix some links/titles...

Author: gigapod

docs/doxygen/doxygen-custom/header.html

@@ -10,14 +10,14 @@
     <meta name="viewport" content="width=device-width, initial-scale=1" />
 
     <!-- BEGIN opengraph metadata -->
-    <meta property="og:title" content="SparkFun Toolkit" />
-    <meta property="og:description" content="Common Functionality for Arduino Libraries" />
-    <meta property="og:url" content="https://docs.sparkfun.com/SparkFun_Toolkit/" />
+    <meta property="og:title" content="SparkFun Soil Moisture Arduino Library" />
+    <meta property="og:description" content="An Arduino Library implementation for the SparkFun Soil Moisture qwiic sensor" />
+    <meta property="og:url" content="https://docs.sparkfun.com/SparkFun_Soil_Moisture_Arduino_Library/" />
     <!-- END opengraph metadata -->
 
     <!-- BEGIN twitter metadata -->
-    <meta name="twitter:title" content="SparkFun Toolkit" />
-    <meta name="twitter:description" content="Common Functionality for Arduino Libraries." />
+    <meta name="twitter:title" content="SparkFun Soil Moisture Arduino Library" />
+    <meta name="twitter:description" content="An Arduino Library implementation for the SparkFun Soil Moisture qwiic sensor" />
     <!-- END twitter metadata -->
 
     <!--BEGIN PROJECT_NAME-->