Jinja2: add missing dependency on markupsafe

Signed-off-by: Karel Kočí <karel.koci@nic.cz>

lang/python/Jinja2/Makefile

@@ -28,7 +28,7 @@ define Package/python3-jinja2
   SUBMENU:=Python
   URL:=http://jinja.pocoo.org/
   TITLE:=python3-jinja2
-  DEPENDS:=+python3-light
+  DEPENDS:=+python3-light +python3-markupsafe
   VARIANT:=python3
 endef