Bump sphinxcontrib-bibtex in the all-dependencies group (#878)

Author: dependabot[bot]

doc/requirements.in

@@ -5,4 +5,4 @@ gitpython==3.1.43
 numpydoc==1.8.0
 sphinx==7.3.7
 sphinx-rtd-theme==2.0.0
-sphinxcontrib-bibtex==2.6.2
+sphinxcontrib-bibtex==2.6.3

doc/requirements.txt

@@ -68,7 +68,7 @@ sphinx-rtd-theme==2.0.0
     # via -r doc/requirements.in
 sphinxcontrib-applehelp==1.0.4
     # via sphinx
-sphinxcontrib-bibtex==2.6.2
+sphinxcontrib-bibtex==2.6.3
     # via -r doc/requirements.in
 sphinxcontrib-devhelp==1.0.2
     # via sphinx