refactor: rename webui generate command to ui-bundle @W-21575871@#888

deepu-mungamuri94 wants to merge 3 commits intosalesforcecli:mainsalesforcecli/plugin-templates:mainfrom

deepu-mungamuri94:rename-webapp-to-ui-bundledeepu-mungamuri94/plugin-templates:rename-webapp-to-ui-bundleCopy head branch name to clipboard