Potential fix for code scanning alert no. 2: Workflow does not contain permissions (#7)

* Potential fix for code scanning alerts: Workflow does not contain permissions

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

---------

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: 3 people

.github/workflows/publish.yml

@@ -6,6 +6,8 @@ on:
     types:
       - created
 
+permissions:
+  contents: read
 
 jobs:
   build:

.github/workflows/tests.yml

@@ -1,5 +1,7 @@
 ---
 name: Tests
+permissions:
+  contents: read
 
 on:
   push: