Bump the python-dependencies group with 2 updates

Bumps the python-dependencies group with 2 updates: [selenium](https://github.com/SeleniumHQ/Selenium) and [boto3](https://github.com/boto/boto3).


Updates `selenium` from 4.49.0 to 4.50.0
- [Release notes](https://github.com/SeleniumHQ/Selenium/releases)
- [Commits](SeleniumHQ/selenium@selenium-4.49.0...selenium-4.50.0)

Updates `boto3` from 1.43.103 to 1.43.108
- [Release notes](https://github.com/boto/boto3/releases)
- [Commits](boto/boto3@1.43.103...1.43.108)

---
updated-dependencies:
- dependency-name: selenium
  dependency-version: 4.50.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-dependencies
- dependency-name: boto3
  dependency-version: 1.43.108
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: python-dependencies
...

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

Author: dependabot[bot]

pyproject.toml

@@ -27,7 +27,7 @@ dependencies = [
     # Image rendering
     "kaleido>=1.4.0",  # v1+ requires Chrome
     "pillow>=10.0",
-    "selenium>=4.49.0",  # Required for Bokeh PNG export
+    "selenium>=4.50.0",  # Required for Bokeh PNG export
 
     # Statistical tools
     "statsmodels>=0.15.0",
@@ -47,7 +47,7 @@ dependencies = [
     "simplegeneric>=0.8",
 
     # Cloud (if needed for deployment)
-    "boto3>=1.43.103",
+    "boto3>=1.43.108",
 
     # Testing
     "pytest>=7.4",