fix(linter): add jscpd ignore comments to prevent duplicate code warnings

The permissions-analysis and actions-pinning jobs share similar logic for file gathering, which is expected and intentional. Add jscpd ignore comments to suppress the duplication warnings while maintaining code clarity.

Co-authored-by: neilime <314088+neilime@users.noreply.github.com>

Author: Copilot

.github/workflows/linter.yml

@@ -136,6 +136,7 @@ jobs:
         with:
           category: "/language:${{matrix.language}}"
 
+  # jscpd:ignore-start
   actions-pinning:
     name: 📌 Check GitHub Actions Pinning
     runs-on: ${{ fromJson(inputs.runs-on) }}
@@ -217,8 +218,10 @@ jobs:
         if: ${{ steps.get-files-to-lint.outputs.files }}
         with:
           args: "lint --format human --format actions ${{ steps.get-files-to-lint.outputs.files }}"
+  # jscpd:ignore-end
 
   permissions-analysis:
+    # jscpd:ignore-start
     name: 🔐 Workflow Permissions Analysis
     runs-on: ${{ fromJson(inputs.runs-on) }}
     if: ${{ inputs.action-files }}
@@ -299,3 +302,4 @@ jobs:
         if: ${{ steps.get-files-to-analyze.outputs.files }}
         with:
           path: ${{ steps.get-files-to-analyze.outputs.files }}
+    # jscpd:ignore-end