Do not fail on changes to baseline.xml

Signed-off-by: Morris Jobke <hey@morrisjobke.de>

.github/workflows/static-code-analysis.yml

@@ -23,7 +23,7 @@ jobs:
             - name: Psalm
               run: composer run psalm -- --monochrome --no-progress --output-format=text --update-baseline || ( git diff -- . ':!lib/composer' && exit 1 )
             - name: Check diff
-              run: git diff -- . ':!lib/composer' && exit 1
+              run: git diff -- . ':!lib/composer'
             - name: Show potential changes in Psalm baseline
               run: |
                 bash -c "[[ ! \"`git status --porcelain build/psalm-baseline.xml`\" ]] || ( echo 'Uncommited changes in Psalm baseline' && git status && git diff build/psalm-baseline.xml)"