Bump tzdata from 2026.3 to 2026.4

Bumps [tzdata](https://github.com/python/tzdata) from 2026.3 to 2026.4.
- [Release notes](https://github.com/python/tzdata/releases)
- [Changelog](https://github.com/python/tzdata/blob/master/NEWS.md)
- [Commits](https://github.com/python/tzdata/compare/2026.3...2026.4)

---
updated-dependencies:
- dependency-name: tzdata
  dependency-version: '2026.4'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -7,4 +7,4 @@ pywidevine==1.9.0
 Requests==2.34.2
 tabulate==0.10.0
 tqdm==4.70.0
-tzdata==2026.3
+tzdata==2026.4

uv.lock

@@ -1340,11 +1340,11 @@ wheels = [
 
 [[package]]
 name = "tzdata"
-version = "2026.3"
+version = "2026.4"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/92/ff/5a28bdfd8c3ebec42564ac7d0e54ca3db65044a9314a97f9564fa7a1e926/tzdata-2026.3.tar.gz", hash = "sha256:4a1518b8993086a7982523e071643f3c0e5f213e75b21318e78bcabfff9d1415", size = 198674, upload-time = "2026-07-10T08:50:37.887Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e4/31/3d74fa778a63b98b7374323befcc0be5ab3bd94afd4096a0124e7379152c/tzdata-2026.4.tar.gz", hash = "sha256:f1b8bd365d8d210c55353f4d7f8d6d8561c0ba50d704b700d195a9424bba0d79", size = 199350, upload-time = "2026-09-12T12:56:03.251Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/e5/6d/b53b99a9f2766d095985947a5782f1702cabb129a34f7a802d7197af832f/tzdata-2026.3-py2.py3-none-any.whl", hash = "sha256:dc096730c87af6cab1b171c9d532be840741ff5d459015e7f6947bd7d7e54931", size = 348168, upload-time = "2026-07-10T08:50:36.46Z" },
+    { url = "https://files.pythonhosted.org/packages/f9/bc/8737e8d54cf51106118039b83f485a4783112fab49ea9d044b234978a46e/tzdata-2026.4-py2.py3-none-any.whl", hash = "sha256:c2169a8b0a7a5e9674da5a135ccdfb2b3e671b333ed9fed17b41f73c34476e81", size = 347494, upload-time = "2026-09-12T12:56:01.67Z" },
 ]
 
 [[package]]