Update codemeta2cff action version to v0.3

Author: bact

.github/workflows/codemeta2cff.yml

@@ -26,7 +26,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Generate CITATION.cff from codemeta.json
-        uses: caltechlibrary/codemeta2cff@v0.2.0
+        uses: caltechlibrary/codemeta2cff@v0.3
 
       - name: Validate CITATION.cff
         uses: dieghernan/cff-validator@v4