[CSM Portal] fix Task/Problem follow-ups: null parent-case guard, On-suffix rename, keyboard accessibility - #1195

[CSM Portal] fix Task/Problem follow-ups: null parent-case guard, On-suffix rename, keyboard accessibility#1195

Rashmika998 merged 4 commits into

wso2-open-operations:mainwso2-open-operations/cs-tools:mainfrom

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