build: enable signed commits in automated PR workflows

PR-URL: #11195
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: Planeshifter

.github/workflows/lint_random_files.yml

@@ -604,3 +604,4 @@ jobs:
             reviewers
           branch: 'fix-lint-errors'
           delete-branch: true
+          sign-commits: true

.github/workflows/markdown_equations.yml

@@ -188,6 +188,7 @@ jobs:
             reviewers
           branch: markdown-insert-equations
           delete-branch: true
+          sign-commits: true
 
       # Create Markdown summary of the pull request:
       - name: 'Create summary'

.github/workflows/markdown_pkg_urls.yml

@@ -162,3 +162,4 @@ jobs:
             reviewers
           branch: markdown-pkg-urls
           delete-branch: true
+          sign-commits: true

.github/workflows/markdown_related_packages.yml

@@ -174,3 +174,4 @@ jobs:
             reviewers
           branch: markdown-related-packages
           delete-branch: true
+          sign-commits: true

.github/workflows/markdown_tocs.yml

@@ -140,6 +140,7 @@ jobs:
             reviewers
           branch: update-namespace-tocs
           delete-branch: true
+          sign-commits: true
 
       # Create Markdown summary of the pull request:
       - name: 'Create summary'

.github/workflows/namespace_exports.yml

@@ -146,3 +146,4 @@ jobs:
             reviewers
           branch: update-namespace-exports
           delete-branch: true
+          sign-commits: true

.github/workflows/update_cli_permissions.yml

@@ -112,3 +112,4 @@ jobs:
             reviewers
           branch: update-cli-permissions
           delete-branch: true
+          sign-commits: true

.github/workflows/update_contributors.yml

@@ -131,6 +131,7 @@ jobs:
             reviewers
           branch: update-contributors
           delete-branch: true
+          sign-commits: true
 
       # Create a pull request summary:
       - name: 'Create summary'

.github/workflows/update_error_databases.yml

@@ -174,3 +174,4 @@ jobs:
             reviewers
           branch: update-error-databases
           delete-branch: true
+          sign-commits: true

.github/workflows/update_math_scaffold_databases.yml

@@ -142,6 +142,7 @@ jobs:
             reviewers
           branch: update-math-scaffold-databases
           delete-branch: true
+          sign-commits: true
 
       # Create a pull request summary:
       - name: 'Create summary'