debian: fix sphinx docs

- use dh_sphinxdoc to get rid of embedded JS

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
(cherry picked from commit e1e2ea84ee)

debian/control

@@ -104,9 +104,8 @@ Package: frr-doc
 Section: doc
 Architecture: all
 Multi-Arch: foreign
-Depends: libjs-jquery,
-         libjs-underscore,
-         ${misc:Depends}
+Depends: ${misc:Depends},
+         ${sphinxdoc:Depends}
 Suggests: frr
 Conflicts: quagga-doc
 Description: FRRouting suite - user manual

debian/rules

@@ -36,7 +36,7 @@ endif
 export PYTHON=python3
 
 %:
-	dh $@ -Bbuild
+	dh $@ -Bbuild --with=sphinxdoc
 
 override_dh_auto_configure:
 	$(shell dpkg-buildflags --export=sh); \
@@ -93,12 +93,6 @@ override_dh_auto_install:
 	rm -rf debian/tmp/usr/include
 	-rm debian/tmp/usr/lib/frr/ssd
 
-# use installed js libraries
-	-rm -f debian/tmp/usr/share/doc/frr/html/_static/jquery.js
-	ln -s /usr/share/javascript/jquery/jquery.js debian/tmp/usr/share/doc/frr/html/_static/jquery.js
-	-rm -f debian/tmp/usr/share/doc/frr/html/_static/underscore.js
-	ln -s /usr/share/javascript/underscore/underscore.js debian/tmp/usr/share/doc/frr/html/_static/underscore.js
-
 override_dh_auto_build:
 	dh_auto_build -- $(MAKE_SILENT)