git-credential-cache: add page

[EmilyGraceSeville7cf]

• The page(s) are in the correct platform directories: common, linux, osx, windows, sunos, android, etc.
• The page(s) have at most 8 examples.
• The page description(s) have links to documentation or a homepage.
• The page(s) follow the content guidelines.
• The PR title conforms to the recommended templates.
• Version of the command being documented (if known):

#3953

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[navarroaxel]

Suggested change

	> `git` helper to temporarily store passwords in memory.
	> Git helper to temporarily store passwords in memory.

[EmilyGraceSeville7cf]

I can't apply them automatically: no such button available for me. :( So, please apply them yourself if u think it makes PR better.

[navarroaxel]

Perhaps this better

Suggested change

	`git config credential.helper 'cache --timeout={{1..infinity}}'`
	`git config credential.helper 'cache --timeout={{time_in_seconds}}'`

[CLAassistant]

All committers have signed the CLA.

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[github-actions]

Hi everyone.
This thread is being closed as there was no response to the previous prompt.
However, please leave a comment whenever you're ready to resume, so the thread can be reopened.
Thanks again!