Update dependency click to ~=8.2.1 (#85)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [click](https://redirect.github.com/pallets/click) ([changelog](https://click.palletsprojects.com/page/changes/)) | patch | `~=8.2.0` -> `~=8.2.1` |

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### Release Notes

<details>
<summary>pallets/click (click)</summary>

### [`v8.2.1`](https://redirect.github.com/pallets/click/blob/HEAD/CHANGES.rst#Version-821)

[Compare Source](https://redirect.github.com/pallets/click/compare/8.2.0...8.2.1)

Released 2025-05-20

-   Fix flag value handling for flag options with a provided type. :issue:`2894`
    :issue:`2897` :pr:`2930`
-   Fix shell completion for nested groups. :issue:`2906` :pr:`2907`
-   Flush `sys.stderr` at the end of `CliRunner.invoke`. :issue:`2682`
-   Fix EOF handling for stdin input in CliRunner. :issue:`2787`

</details>

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mypy/private/requirements.in

@@ -1,3 +1,3 @@
-click~=8.2.0
+click~=8.2.1
 mypy~=1.15.0
 colorama~=0.4.6

mypy/private/requirements.txt

@@ -2,9 +2,9 @@
 #    bazel run @@//mypy/private:generate_requirements_lock
 --index-url https://pypi.org/simple
 
-click==8.2.0 \
-    --hash=sha256:6b303f0b2aa85f1cb4e5303078fadcbcd4e476f114fab9b5007005711839325c \
-    --hash=sha256:f5452aeddd9988eefa20f90f05ab66f17fce1ee2a36907fd30b05bbb5953814d
+click==8.2.1 \
+    --hash=sha256:27c491cc05d968d271d5a1db13e3b5a184636d9d930f148c50b038f0d0646202 \
+    --hash=sha256:61a3265b914e850b85317d0b3109c7f8cd35a670f963866005d6ef1d5175a12b
     # via -r mypy/private/requirements.in
 colorama==0.4.6 \
     --hash=sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44 \