fix(ci): fix trailing whitespace and missing newline in spdx-check.yml

Author: Leechael

.github/workflows/spdx-check.yml

@@ -13,12 +13,12 @@ on:
 jobs:
   reuse-lint:
     runs-on: ubuntu-latest
-    
+
     steps:
     - name: Checkout repository
       uses: actions/checkout@v5
-      
+
     - name: REUSE Compliance Check
       uses: fsfe/reuse-action@v5
       with:
-        args: lint
+        args: lint