Don't trigger PR validation builds for docs only changes (#7096)

* Make it so validation builds don't trigger for docs changes.

* Apply path filter for codecoverage as well

Author: ericstj

.vsts-dotnet-ci.yml

@@ -8,6 +8,15 @@ pr:
     - main
     - feature/*
     - release/*
+  paths:
+    include:
+    - '*'
+    exclude:
+    - '**.md'
+    - .github/*
+    - docs/*
+    - LICENSE
+    - THIRD-PARTY-NOTICES.TXT
 
 trigger:
   branches:

build/codecoverage-ci.yml

@@ -8,6 +8,15 @@ pr:
     - main
     - feature/*
     - release/*
+  paths:
+    include:
+    - '*'
+    exclude:
+    - '**.md'
+    - .github/*
+    - docs/*
+    - LICENSE
+    - THIRD-PARTY-NOTICES.TXT
 
 trigger:
   branches: