Remove `alt-.` keybinding from terminal on MacOS

[halvko]

Closes: #30730 It conflicts with the > key on the Czech keyboard layout
If you want the previous behavior, add "alt-.": ["terminal::SendText", "\u001b."] to your keymap under the Terminal context.

Release Notes:

• Improved the default terminal keybind to not conflict on Czech keyboards

[zed-industries-bot]

	Warnings
:warning:	This PR is missing release notes. Please add a "Release Notes" section that describes the change: Release Notes: - Added/Fixed/Improved ... If your change is not user-facing, you can use "N/A" for the entry: Release Notes: - N/A

Generated by :no_entry_sign: dangerJS against 2eb0a920c55f2948608161c9c5fb62166c3149e5

[osyvokon]

LGTM. Heavy users of alt-bindings on Mac may want to enable this setting:

   "terminal": {
        "option_as_meta": true
    }

[osyvokon]

@halvko, please accept the CLA here: https://zed.dev/cla

[notpeter]

@cla-bot check

[cla-bot[bot]]

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[cla-bot[bot]]

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[halvko]

@cla-bot check

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