build(deps): bump sphinxcontrib-devhelp in /mobile/docs

Bumps [sphinxcontrib-devhelp](https://github.com/sphinx-doc/sphinxcontrib-devhelp) from 1.0.2 to 1.0.5.
- [Release notes](https://github.com/sphinx-doc/sphinxcontrib-devhelp/releases)
- [Changelog](https://github.com/sphinx-doc/sphinxcontrib-devhelp/blob/1.0.5/CHANGES)
- [Commits](sphinx-doc/sphinxcontrib-devhelp@1.0.2...1.0.5)

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

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

mobile/docs/requirements.txt

@@ -176,9 +176,9 @@ sphinx-rtd-theme==1.2.0 \
 sphinxcontrib-applehelp==1.0.4 \
     --hash=sha256:29d341f67fb0f6f586b23ad80e072c8e6ad0b48417db2bde114a4c9746feb228 \
     --hash=sha256:828f867945bbe39817c210a1abfd1bc4895c8b73fcaade56d45357a348a07d7e
-sphinxcontrib-devhelp==1.0.2 \
-    --hash=sha256:8165223f9a335cc1af7ffe1ed31d2871f325254c0423bc0c4c7cd1c1e4734a2e \
-    --hash=sha256:ff7f1afa7b9642e7060379360a67e9c41e8f3121f2ce9164266f61b9f4b338e4
+sphinxcontrib-devhelp==1.0.5 \
+    --hash=sha256:63b41e0d38207ca40ebbeabcf4d8e51f76c03e78cd61abe118cf4435c73d4212 \
+    --hash=sha256:fe8009aed765188f08fcaadbb3ea0d90ce8ae2d76710b7e29ea7d047177dae2f
 sphinxcontrib-htmlhelp==2.0.1 \
     --hash=sha256:0cbdd302815330058422b98a113195c9249825d681e18f11e8b1f78a2f11efff \
     --hash=sha256:c38cb46dccf316c79de6e5515e1770414b797162b23cd3d06e67020e1d2a6903