Update pytz requirement from ~=2024.2 to ~=2025.1 (#151)

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

Author: dependabot[bot]

requirements.txt

@@ -16,7 +16,7 @@ packaging~=24.2
 Pygments~=2.19.1
 pyparsing~=3.2.1
 python-slugify~=8.0.4
-pytz~=2024.2
+pytz~=2025.1
 requests~=2.32.3
 six~=1.17.0
 snowballstemmer~=2.2.0