docs search fix

as pmbootstrap!2500 (merged) this fixes the search in the documents

.ci/docs.sh

@@ -12,6 +12,7 @@ if [ "$(id -u)" = 0 ]; then
 		py3-myst-parser \
 		py3-sphinx_rtd_theme \
 		py3-sphinxcontrib-autoprogram \
+		py3-sphinxcontrib-jquery \
 		py3-sqlalchemy
 	exec su "${TESTUSER:-build}" -c "sh -e $0"
 fi