Bump the pip group across 1 directory with 2 updates

Bumps the pip group with 2 updates in the /nifi directory: [nltk](https://github.com/nltk/nltk) and [requests](https://github.com/psf/requests).


Updates `nltk` from 3.9.3 to 3.9.4
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](nltk/nltk@3.9.3...3.9.4)

Updates `requests` from 2.32.5 to 2.33.0
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](psf/requests@v2.32.5...v2.33.0)

---
updated-dependencies:
- dependency-name: nltk
  dependency-version: 3.9.4
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: requests
  dependency-version: 2.33.0
  dependency-type: direct:production
  dependency-group: pip
...

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

Author: dependabot[bot]

nifi/requirements.txt

@@ -1,7 +1,7 @@
 wheel==0.46.2
 
 # data science pkgs
-nltk==3.9.3
+nltk==3.9.4
 numpy==2.4.2
 pandas==2.3.3
 dill>=0.4.0,<1.0.0
@@ -23,7 +23,7 @@ xlsxwriter==3.2.9
 mysql-connector-python==9.5.0
 snowflake-connector-python==4.2.0
 pymssql==2.3.9
-requests==2.32.5
+requests==2.33.0
 PyYAML==6.0.3
 pydantic==2.12.5
 overrides==7.0.0