TBF: Fix syntax

Author: jitseniesen

.github/workflows/run-tests.yml

@@ -16,7 +16,7 @@ jobs:
         OS: ['ubuntu', 'macos', 'windows']
         PYTHON_VERSION: ['3.10', '3.11', '3.12']
         SPYDER_SOURCE: ['conda', 'git']
-	exclude:
+        exclude:
 	  - OS: ['macos', 'windows']
 	    PYTHON_VERSION: ['3.11']
     name: ${{ matrix.OS }} py${{ matrix.PYTHON_VERSION }} spyder-from-${{ matrix.SPYDER_SOURCE }}