Elide some wrong uses of /c flag in C runtime library

[Rageking8]

All of these examples require linking to function, hence the use of /c is invalid and needs to be removed.

[prmerger-automator]

@Rageking8 : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

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Learn Build status updates of commit 8428301:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/c-runtime-library/reference/cprintf-cprintf-l-cwprintf-cwprintf-l.md	✅Succeeded
docs/c-runtime-library/reference/cprintf-s-cprintf-s-l-cwprintf-s-cwprintf-s-l.md	✅Succeeded
docs/c-runtime-library/reference/cscanf-s-cscanf-s-l-cwscanf-s-cwscanf-s-l.md	✅Succeeded
docs/c-runtime-library/reference/cwait.md	✅Succeeded
docs/c-runtime-library/reference/getch-getwch.md	✅Succeeded
docs/c-runtime-library/reference/getch-nolock-getwch-nolock.md	✅Succeeded
docs/c-runtime-library/reference/getche-getwche.md	✅Succeeded
docs/c-runtime-library/reference/getche-nolock-getwche-nolock.md	✅Succeeded
docs/c-runtime-library/reference/getdiskfree.md	✅Succeeded
docs/c-runtime-library/reference/getdrive.md	✅Succeeded
docs/c-runtime-library/reference/kbhit.md	✅Succeeded
docs/c-runtime-library/reference/set-error-mode.md	✅Succeeded
docs/c-runtime-library/reference/ungetch-ungetwch-ungetch-nolock-ungetwch-nolock.md	✅Succeeded
docs/c-runtime-library/reference/vcprintf-p-vcprintf-p-l-vcwprintf-p-vcwprintf-p-l.md	✅Succeeded
docs/c-runtime-library/reference/vcprintf-vcprintf-l-vcwprintf-vcwprintf-l.md	✅Succeeded

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PRMerger Results

Issue	Description
Changed Files	This PR contains more than 10 changed files.

[ttorble]

@TylerMSFT

Can you review the proposed changes?

IMPORTANT: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[TylerMSFT]

Great catch! Yeah, /c only got you half a loaf for these examples.

[TylerMSFT]

#sign-off