Bump uv from 0.4.20 to 0.4.21 in /.github/requirements (#11769)

Bumps [uv](https://github.com/astral-sh/uv) from 0.4.20 to 0.4.21.
- [Release notes](https://github.com/astral-sh/uv/releases)
- [Changelog](https://github.com/astral-sh/uv/blob/main/CHANGELOG.md)
- [Commits](astral-sh/uv@0.4.20...0.4.21)

---
updated-dependencies:
- dependency-name: uv
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/requirements/uv-requirements.txt

@@ -1,21 +1,21 @@
 # This file was autogenerated by uv via the following command:
 #    uv pip compile --universal -p 3.8 --generate-hashes -
-uv==0.4.20 \
-    --hash=sha256:092d4d3cee4a9680832c16d5c1a5e816b2d07a31328580f04e4ddf437821b1f3 \
-    --hash=sha256:1f20251b5a6a1cc92d844153b128b346bd0be8178beb4945df63d1a76a905176 \
-    --hash=sha256:309539e9b29f3fbbedb3835297a324a9206b42005e15b0af3fa73343ab966349 \
-    --hash=sha256:555f0275c3db5b1cd13f6a6825b0b0f23e116a58a46da65f55d4f07915b36b16 \
-    --hash=sha256:588aedc47fe02f8cf0dfe0dec3fd5e1f3a707fdf674964b3d31f0523351db9d2 \
-    --hash=sha256:5d62655450d173a4dbe76b70b9af81ffa501501d97224f311f126b30924b42f7 \
-    --hash=sha256:653bfec188d199384451804a6c055fb1d28662adfee7697fe7108c6fb78924ba \
-    --hash=sha256:74f78748e72893a674351ca9d708003629ddc1a00bc51100c901b5d47db73e43 \
-    --hash=sha256:865c5fbc2ebe73b4f4b71cbcc1b1bae90a335b15f6eaa9fa6495f77a6e86455e \
-    --hash=sha256:8ad94fb135bec5c061ba21b1f081f349c3de2b0f8660e168e5afc829d3069e6d \
-    --hash=sha256:8ec4a7d0ab131ea749702d4885ff0f6734e1aca1dc26ebbc1c7c67969ba3c0fc \
-    --hash=sha256:a65eaec88b084094f5b08c2ad73f0ae972f7d6afd0d3ee1d0eb29a76c010a39b \
-    --hash=sha256:a6faba47d13c1b916bfe9a1828a792ba21558871b4b81dbb79c157077f558fb3 \
-    --hash=sha256:b4c8a2027b1f19f8b8949132e728a750e4f9b4bb0ec02544d9b21df3f525ab1a \
-    --hash=sha256:b8e3492d5f1613e88201b6f68a2e5fba48b0bdbe0f11179df9b222e9dd8d89d3 \
-    --hash=sha256:d0566f3ce596b0192099f7a01be08e1f37061d7399e0128804794cf83cdf2806 \
-    --hash=sha256:d37f02ae48540104d9c13d2dfe27bf84b246d5945b55d91568404da08e2a3bd8 \
-    --hash=sha256:dbf454b6f56f9181886426c7aed7a8dfc8258f80082365fe99b2044ff92261ba
+uv==0.4.21 \
+    --hash=sha256:0fccf9e232e95917ecbba10767c43dc308e243ea4d17531112a2f4ad63c0d3f1 \
+    --hash=sha256:14224075d2edd3d2984391dfcb3138e4840cc998a81c1046cdc746ae1d38cc62 \
+    --hash=sha256:19607da8ee024e4ff060804efb8251e3b821cbd7f830b58612600ffe739fd33d \
+    --hash=sha256:23d635ef5fe716fb1a1c4b411619f05caa5f9ee669651fcf7a5c00c8a3a1f749 \
+    --hash=sha256:343c4ffe77ea93563861b46ed024a90efc162c06749836d9d7a8506db40d4565 \
+    --hash=sha256:3d3e35a10f7813d7e540aad24cd3a3e20745a42b671a217e7761686791a562f3 \
+    --hash=sha256:45df47a4f43db730bea72bd3150c206d00d1a4d854137ed63dc04bb73032f280 \
+    --hash=sha256:58a770b278b0555a966275dbe1461dd6632f938a0aefea89037155dee676c78d \
+    --hash=sha256:7d1e239b683fb541cad1ddfa16ef4f8f0681ad666c73f12da17e70edc86aab4b \
+    --hash=sha256:9c08b01f8571d2c64d45d569990aa7bffad5eb259cf64bc329d40d8c787fb9ba \
+    --hash=sha256:9dcddbb3b6e1662c6db41d63db539742450e2ce17d6c746329c016e3651bfb4a \
+    --hash=sha256:a1a9a126ce48f0f0893891adb5a9749220425169092f3e4da1216168736ac16d \
+    --hash=sha256:aaff052175df7e43ac2f25849a26a6856dcce498653c69a2f4245cdf47db46f7 \
+    --hash=sha256:ba3e3b40cc1d5a980d36589775d6a7e4defa1b33e7e06423af0e395b8e4d9505 \
+    --hash=sha256:be55a34aa56192f2fd80a3954ad33e3d4587762f8fffe13a0bdf25da1f34ea5d \
+    --hash=sha256:e2d7e9c65e799876a45c9134945d548c3de51e13ee650b58bc936190744a66e1 \
+    --hash=sha256:e8efba624edb9ab36e0b3550252dc34b2eb1492c73ca8bfb5faa8148307efa1d \
+    --hash=sha256:f787d74abb24532f69cd3029c16edea7544931fd36cc1acda5b3af1cbffa5fb4