fix repo hooks missing on import

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/19556

Repo hooks are missing from imported projects

• CHANGELOG entry added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the style guides
• Branch has no merge conflicts with master (if you do - rebase it please)
• Squashed related commits together

Marked the task Added for this feature/bug as completed

Marked the task Conform by the style guides as completed

Marked the task CHANGELOG entry added as completed

Added 1 commit:

• e7c1f732 - fix spec and added changelog

Added 4 commits:

• e7c1f732...273bea97 - 2 commits from branch master
• dbc6ddb4 - fix repo hooks missing on import
• 67c90877 - fix spec and added changelog

Added 1 commit:

• 32d8aa6d - fix repo hooks missing on import

Marked the task Branch has no merge conflicts with master (if you do - rebase it please) as completed

Marked the task Squashed related commits together as completed

Marked the task All builds are passing as completed

@dbalexandre do you mind reviewing this one ? Thanks!

Reassigned to @dbalexandre

@jameslopez LGTM 👍 Feel free to assign it to a endboss for a final review.

Reassigned to @jameslopez

thanks Douglas! @DouweM over to you for a final review :)

Reassigned to @DouweM

mentioned in issue #19582 (closed)

mentioned in commit 6ad514d0

Status changed to merged

@jameslopez Missing the ~"Pick into Stable" label!

Added ~149423 label