Bump requests from 2.28.1 to 2.31.0 in /docs (#291)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/requirements.txt

@@ -160,9 +160,9 @@ pyyaml-env-tag==0.1 \
     --hash=sha256:70092675bda14fdec33b31ba77e7543de9ddc88f2e5b99160396572d11525bdb \
     --hash=sha256:af31106dec8a4d68c60207c1886031cbf839b68aa7abccdb19868200532c2069
     # via mkdocs
-requests==2.28.1 \
-    --hash=sha256:7c5599b102feddaa661c826c56ab4fee28bfd17f5abca1ebbe3e7f19d7c97983 \
-    --hash=sha256:8fefa2a1a1365bf5520aac41836fbee479da67864514bdb821f31ce07ce65349
+requests==2.31.0 \
+    --hash=sha256:58cd2187c01e70e6e26505bca751777aa9f2ee0b7f4300988b709f44e013003f \
+    --hash=sha256:942c5a758f98d790eaed1a29cb6eefc7ffb0d1cf7af05c3d2791656dbd6ad1e1
     # via mkdocs-material
 six==1.16.0 \
     --hash=sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926 \