Incorrect issue autocompletion for ${owner}/${repository}#${issueNumber}

[texastoland]

• Extension version: v0.30.0
• VSCode Version: 1.60.2 (NOT Insiders)
  Commit: 7f6ab5485bbc008386c4386d08766667e155244e
  Date: 2021-09-22T11:59:27.195Z (1 wk ago)
• OS: macOS 11.6 (20G165)

microsoft/vscode# suggests issues from current remotes instead of from microsoft/vscode.

I propose disabling completion for # not preceded by space or line start if it's too complicated to query the external repo.