Bump urllib3 from 1.26.19 to 1.26.20

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.19 to 1.26.20.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.19...1.26.20)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements-docs-lock.txt

@@ -463,9 +463,9 @@ sphinxcontrib-serializinghtml==1.1.5 \
     # via
     #   -r requirements-docs.txt
     #   sphinx
-urllib3==1.26.19 \
-    --hash=sha256:37a0344459b199fce0e80b0d3569837ec6b6937435c5244e7fd73fa6006830f3 \
-    --hash=sha256:3e3d753a8618b86d7de333b4223005f68720bcd6a7d2bcb9fbd2229ec7c1e429
+urllib3==1.26.20 \
+    --hash=sha256:0ed14ccfbf1c30a9072c7ca157e4319b70d65f623e91e7b32fadb2853431016e \
+    --hash=sha256:40c2dc0c681e47eb8f90e7e27bf6ff7df2e677421fd46756da1161c39ca70d32
     # via
     #   awscli (pyproject.toml)
     #   requests