feat: add Get Workunit Metrics tool for performance metrics retrieval#489

GordonSmith merged 1 commit intohpcc-systems:mainhpcc-systems/vscode-ecl:mainfrom

GordonSmith:WUINFO_DETAILSGordonSmith/vscode-ecl:WUINFO_DETAILSCopy head branch name to clipboard