git: Fix yaml syntax

Author: WerWolv

.github/workflows/tests.yml

@@ -88,13 +88,15 @@ jobs:
     needs: tests
     uses: WerWolv/ImHex-Patterns/.github/workflows/tests.yml@master
     with:
-      pattern_language_git_repo: ${{ github.server_url }}/${{
-        github.event_name == 'pull_request'
-        && github.event.pull_request.head.repo.full_name
-        || github.repository
-      }}
-      pattern_language_git_hash: ${{
-        github.event_name == 'pull_request'
-        && github.event.pull_request.head.sha
-        || github.sha
-      }}
+      pattern_language_git_repo: |
+        ${{ github.server_url }}/${{
+          github.event_name == 'pull_request'
+          && github.event.pull_request.head.repo.full_name
+          || github.repository
+        }}
+      pattern_language_git_hash: |
+        ${{
+          github.event_name == 'pull_request'
+          && github.event.pull_request.head.sha
+          || github.sha
+        }}