Add missing code block closing backticks

[andreccosta]

Adds missing code block closing backticks on line 101 which was causing the following sections to render incorrectly.

[opbld31]

Docs Build status updates of commit ca30945:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
TerminalDocs/tutorials/new-tab-same-directory.md	:white_check_mark:Succeeded	View

For more details, please refer to the build report.

Note: Broken links written as relative paths are included in the above build report. For broken links written as absolute paths or external URLs, see the broken link report.

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[mattwojo]

Thanks for catching this @andreccosta! Appreciate the fix!