Fix conditionals for hardened in GH actions

Author: Metadorius

.github/actions/build/action.yml

@@ -38,4 +38,4 @@ runs:
         path: |
           ${{inputs.sln-path}}/LICENSE.md
           ${{inputs.sln-path}}/${{inputs.build-config}}/CnCNet-Spawner.dll
-          ${{!contains(inputs.build-config, 'Hardened') && format('{0}/{1}/CnCNet-Spawner.pdb', inputs.sln-path, inputs.build-config)}}
+          ${{!contains(inputs.build-config, 'Hardened') && format('{0}/{1}/CnCNet-Spawner.pdb', inputs.sln-path, inputs.build-config) || ''}}

.github/workflows/release-build.yml

@@ -34,7 +34,7 @@ jobs:
           7z a ${{ env.ARCHIVE_NAME }}
           ./LICENSE.md
           ./${{ env.BUILD_CONFIG }}/CnCNet-Spawner.dll
-          ${{!contains(env.BUILD_CONFIG, 'Hardened') && format('./{0}/CnCNet-Spawner.pdb', env.BUILD_CONFIG)}}
+          ${{!contains(env.BUILD_CONFIG, 'Hardened') && format('./{0}/CnCNet-Spawner.pdb', env.BUILD_CONFIG) || ''}}
 
       - name: Upload Files to the Release
         uses: softprops/action-gh-release@v2