build.yml: Excludes the workflow run if the file is CONTRIBUTING.md

CI does not compile everything for a simple modification of the CONTRIBUTING.md file.

Signed-off-by: Alan C. Assis <acassis@gmail.com>

.github/workflows/build.yml

@@ -16,11 +16,13 @@ on:
   pull_request:
     paths-ignore:
       - 'AUTHORS'
+      - 'CONTRIBUTING.md'
       - 'Documentation/**'
       - 'tools/ci/docker/linux/**'
   push:
     paths-ignore:
       - 'AUTHORS'
+      - 'CONTRIBUTING.md'
       - 'Documentation/**'
     branches:
       - 'releases/*'
@@ -389,4 +391,4 @@ jobs:
         with:
           name: msvc-builds
           path: ./sources/buildartifacts/
-        continue-on-error: true
+        continue-on-error: true