Remove dfsg as the files are removed upstream

debian/copyright

@@ -1,11 +1,6 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: gitlab-ce
 Source: https://gitlab.com/gitlab-org/gitlab-ce
-Files-Excluded:
-    vendor/assets/javascripts/pdf.js
-    vendor/assets/javascripts/pdf.min.js
-    vendor/assets/javascripts/pdf.worker.js
-    vendor/assets/javascripts/pdf.worker.min.js
 Comment: This package installs front end dependencies (nodejs modules) using
  yarn package manager from outside debian. This can go to main when all
  those nodejs modules are packaged in main.

debian/watch

@@ -1,7 +1,5 @@
 version=4
 opts="\
-repacksuffix=+dfsg,\
-repack,compression=xz,\
 uversionmangle=s/(\d)[_\.\-\+]?((RC|rc|pre|dev|beta|alpha|b|a)\d*)$/$1~$2/,\
 filenamemangle=s/.*v(.*)\/.*/gitlab-$1.tar.bz2/,\
 dversionmangle=s/(\d)[\+]?(debian|dfsg|ds|deb|gh)\d*(\~)*(rc)*(\d)*$/$1$3$4$5/ \