Potential fix for code scanning alert no. 9: Workflow does not contain permissions

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: lenucksi

.github/workflows/lint-patterns.yml

@@ -3,6 +3,9 @@
 # markdownlint -r config/lint/pattern-template.js -c config/lint/pattern-template.yml patterns/2-structured/*.md patterns/3-validated/*.md
 name: Pattern Syntax Validation
 
+permissions:
+  contents: read
+
 on:
   push:
     branches: