docs: few minor fixes.

[spacemiqote]

Apologies for submitting PRs over the weekend. Here are the changes I've made:

1. Rectified a minor grammar mistake in the documentation concerning the extern specifier. commit
2. Incorporated a missing comma in the example code of the C Type Specifiers documentation. commit
3. Incorporated a missing comma in the example code of the Declarators and variable declarations documentation. commit
4. Removed an unnecessary forward slash in the example code of the C enumeration declarations documentation. commit

Best regards,

[prmerger-automator]

@moonlit-melody : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 8e6baf0:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/c-language/extern-storage-class-specifier.md	✅Succeeded

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[learn-build-service-prod]

Learn Build status updates of commit 808c6ca:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/c-language/c-type-specifiers.md	✅Succeeded
docs/c-language/extern-storage-class-specifier.md	✅Succeeded

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[spacemiqote]

@microsoft-github-policy-service agree

[Court72]

@TylerMSFT

Can you review the proposed changes?

When the changes are ready for publication, add a #sign-off comment to signal that the PR is ready for the review team to merge.

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

[learn-build-service-prod]

Learn Build status updates of commit d99c8ae:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/c-language/c-type-specifiers.md	✅Succeeded
docs/c-language/declarators-and-variable-declarations.md	✅Succeeded
docs/c-language/extern-storage-class-specifier.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

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• Post your question in the Learn support channel

[learn-build-service-prod]

Learn Build status updates of commit 59088d4:

✅ Validation status: passed

File	Status	Preview URL	Details
docs/c-language/c-enumeration-declarations.md	✅Succeeded
docs/c-language/c-type-specifiers.md	✅Succeeded
docs/c-language/declarators-and-variable-declarations.md	✅Succeeded
docs/c-language/extern-storage-class-specifier.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
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[TylerMSFT]

Thank you @moonlit-melody !

[TylerMSFT]

#sign-off