Rename readme validation action

Author: relic-se

.github/workflows/build_readme.yml

@@ -7,7 +7,7 @@ name: Validate Build
 on: [pull_request, push]
 
 jobs:
-  validate-build:
+  validate-readme-build:
     runs-on: ubuntu-latest
     steps:
     - name: Set up requested Python version