Remove pytz dependency in favor of stdlib datetime.timezone

pytz was only used for utc.localize() in one place. Since the project
requires Python >= 3.10, datetime.timezone.utc is a direct stdlib replacement.
Also removes the overly restrictive <2021.0 version pin.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: matyas-jirat-keboola

pyproject.toml

@@ -1,11 +1,10 @@
 [project]
 name = "keboola.component"
-version = "0.0.0"  # replaced by the actual version based on the release tag in github actions
+version = "1.9.0"  # replaced by the actual version based on the release tag in github actions
 dependencies = [
     "pygelf",
-    "pytz<2021.0",
     "deprecated",
-    "keboola.vcr",
+    "keboola.vcr>=0.1.1",
 ]
 requires-python = ">=3.10"
 
@@ -40,7 +39,7 @@ Repository = "https://github.com/keboola/python-component"
 [dependency-groups]
 dev = [
     "pytest>=8.3.5",
-    "ruff>=0.13.2",
+    "ruff>=0.15.2",
     "pdoc3",
 ]
 
@@ -55,4 +54,4 @@ line-length = 120
 target-version = "py310"
 
 [tool.ruff.lint]
-extend-select = ["I", "UP"]
+extend-select = ["I", "UP"]

src/keboola/component/interface.py

@@ -9,12 +9,11 @@
 import sys
 import warnings
 from collections import OrderedDict
-from datetime import datetime
+from datetime import datetime, timezone
 from pathlib import Path
 
 from deprecated import deprecated
 from pygelf import GelfTcpHandler, GelfUdpHandler
-from pytz import utc
 
 from . import dao
 from .dao import ColumnDefinition, TableDefinition
@@ -595,7 +594,7 @@ def __filter_filedefs_by_latest(self, file_definitions: list[dao.FileDefinition]
         files_per_name = self.__group_files_by_name(file_definitions)
         for group in files_per_name:
             max_file = None
-            max_timestamp = utc.localize(datetime(1900, 5, 17))
+            max_timestamp = datetime(1900, 5, 17, tzinfo=timezone.utc)
             for f in files_per_name[group]:
                 creation_date = f.created
                 # if date not present ignore and add anyway