fix(bom): remove java-cloud-bom from split packages in ci.yaml to avoid unresolvable gapic-libraries-bom in subdirectory builds

Author: jinseopkim0

.github/workflows/ci.yaml

@@ -219,13 +219,7 @@ jobs:
             - 'sdk-platform-java/**/*.java'
             - 'sdk-platform-java/java-shared-dependencies/**/pom.xml'
             - 'sdk-platform-java/gapic-generator-java-pom-parent/pom.xml'
-          java-cloud-bom:
-            - 'java-cloud-bom/**'
-            - 'google-auth-library-java/**/*.java'
-            - 'google-auth-library-java/**/pom.xml'
-            - 'sdk-platform-java/**/*.java'
-            - 'sdk-platform-java/java-shared-dependencies/**/pom.xml'
-            - 'sdk-platform-java/gapic-generator-java-pom-parent/pom.xml'
+
   split-units:
     runs-on: ubuntu-latest
     needs: changes