docs: quote booleans in GitHub connector secrets/deployment samples - #483

Running Vale across on the following files affected by this PR:

- baton/github.mdx

Attempting to initialize Vale linter...
No customer vale configuration detected. Using Mintlify's default configuration.
Attempting to run Vale spellcheck...
Vale spellcheck completed successfully.

baton/github.mdx:
	- 5:159     Did you really mean 'UARs'?
	- 5:235     Did you really mean 'deprovision'?
	- 22:3      Did you really mean 'Orgs'?
	- 74:79     Did you really mean 'deprovisioning'?
	- 185:41    Did you really mean 'uncheck'?
	- 260:39    Did you really mean 'unmanaged'?
	- 303:60    Did you really mean 'repos'?
	- 341:39    Did you really mean 'unmanaged'?
	- 465:10    Did you really mean 'namespace'?


Found 9 suggested changes across 1 files in 506.15ms