Update fork to 1.77.3

DO NOT MERGE

Updating the base vscode is a possible solution to Web IDE injected in workspaces violates the Con... (gitlab#409220 - closed)

• Followed this process - https://gitlab.com/gitlab-org/gitlab-web-ide-vscode-fork/-/blob/main/GL_FORK_PROCESS.md

What changes were needed?

• The only conflicts from the rebase occurred on gettingStarted.ts
• The gitlabTelemetryService.ts had to be updated since the ITelemetryData interface changed. Instead of a function for getting info, it now expects some public getters.
• Updated VERSION.