ci: bump pygments from 2.19.2 to 2.20.0 in /ci

Bumps [pygments](https://github.com/pygments/pygments) from 2.19.2 to 2.20.0.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.19.2...2.20.0)

---
updated-dependencies:
- dependency-name: pygments
  dependency-version: 2.20.0
  dependency-type: indirect
...

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

Author: dependabot[bot]

ci/requirements.docs.txt

@@ -80,7 +80,7 @@ cffi==1.17.1 \
     --hash=sha256:f79fc4fc25f1c8698ff97788206bb3c2598949bfe0fef03d299eb1b5356ada99 \
     --hash=sha256:f7f5baafcc48261359e14bcd6d9bff6d4b28d9103847c9e136694cb0501aef87 \
     --hash=sha256:fc48c783f9c87e60831201f2cce7f3b2e4846bf4d8728eabe54d60700b318a0b
-    # via -r ci/requirements.docs.in
+    # via -r requirements.docs.in
 charset-normalizer==3.4.3 \
     --hash=sha256:00237675befef519d9af72169d8604a067d92755e84fe76492fef5441db05b91 \
     --hash=sha256:02425242e96bcf29a49711b0ca9f37e451da7c70562bc10e8ed992a5a7a25cc0 \
@@ -249,9 +249,9 @@ pycparser==2.22 \
     --hash=sha256:491c8be9c040f5390f5bf44a5b07752bd07f56edf992381b05c701439eec10f6 \
     --hash=sha256:c3702b6d3dd8c7abc1afa565d7e63d53a1d0bd86cdc24edd75470f4de499cfcc
     # via cffi
-pygments==2.19.2 \
-    --hash=sha256:636cb2477cec7f8952536970bc533bc43743542f70392ae026374600add5b887 \
-    --hash=sha256:86540386c03d588bb81d44bc3928634ff26449851e99741617ecb9037ee5ec0b
+pygments==2.20.0 \
+    --hash=sha256:6757cd03768053ff99f3039c1a36d6c0aa0b263438fcab17520b30a303a82b5f \
+    --hash=sha256:81a9e26dd42fd28a23a2d169d86d7ac03b46e2f8b59ed4698fb4785f946d0176
     # via sphinx
 requests==2.32.5 \
     --hash=sha256:2462f94637a34fd532264295e186976db0f5d453d1cdd31473c85a6a161affb6 \
@@ -268,7 +268,7 @@ snowballstemmer==3.0.1 \
 sphinx==8.2.3 \
     --hash=sha256:398ad29dee7f63a75888314e9424d40f52ce5a6a87ae88e7071e80af296ec348 \
     --hash=sha256:4405915165f13521d875a8c29c8970800a0141c14cc5416a38feca4ea5d9b9c3
-    # via -r ci/requirements.docs.in
+    # via -r requirements.docs.in
 sphinxcontrib-applehelp==2.0.0 \
     --hash=sha256:2f29ef331735ce958efa4734873f084941970894c6090408b079c61b2e1c06d1 \
     --hash=sha256:4cd3f0ec4ac5dd9c17ec65e9ab272c9b867ea77425228e68ecf08d6b28ddbdb5