Packaging: Update Ubuntu package

packaging/ubuntu/debian/control

@@ -2,15 +2,25 @@ Source: yamllint
 Section: devel
 Priority: optional
 Maintainer: Adrien Vergé <adrienverge@gmail.com>
-Build-Depends: debhelper (>= 8.0.0), python3-all, python3-setuptools, python3-yaml, python3-nose
-Standards-Version: 3.9.4
+Build-Depends:
+ debhelper (>=9),
+ python3-all,
+ python3-nose,
+ python3-setuptools,
+ python3-sphinx,
+ python3-yaml,
+Standards-Version: 3.9.7
 Homepage: https://github.com/adrienverge/yamllint
-#Vcs-Git: git://git.debian.org/collab-maint/yamllint.git
-#Vcs-Browser: http://git.debian.org/?p=collab-maint/yamllint.git;a=summary
+Vcs-Git: git://anonscm.debian.org/collab-maint/yamllint.git
+Vcs-Browser: https://anonscm.debian.org/cgit/collab-maint/yamllint.git
 
 Package: yamllint
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, ${python3:Depends}, python3-yaml
+Depends:
+ python3-yaml,
+ ${misc:Depends},
+ ${python3:Depends},
+ ${shlibs:Depends},
 Description: A linter for YAML files
  yamllint does not only check for syntax validity, but for weirdnesses like key
  repetition and cosmetic problems such as lines length, trailing spaces,