build(deps): bump requests from 2.25.1 to 2.26.0

Bumps [requests](https://github.com/psf/requests) from 2.25.1 to 2.26.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/master/HISTORY.md)
- [Commits](psf/requests@v2.25.1...v2.26.0)

---
updated-dependencies:
- dependency-name: requests
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -14,9 +14,9 @@ multidict == 5.1.0
 nltk == 3.6.2
 psutil == 5.8.0
 py-irclib == 0.3.0
-requests == 2.25.1
+requests == 2.26.0
 tweepy == 3.10.0
-urllib3 == 1.26.4
+urllib3 == 1.26.6
 venusian == 3.0.0
 watchdog == 2.1.2
 yarl == 1.6.3