Increase z index of mini pipeline dropdown

• The tabs need to keep their current z-index so the collapse/avatar icons get covered up properly. Otherwise this happens:

• The mini pipeline dropdown z-index is now the same as the emoji dropdown

Closes #34909 (closed)

@filipa can you review? I wasn't able to test locally because for some reason I have no pipeline info at the moment

assigned to @filipa

I take that back! I can verify it works:

That was fast! Thanks @annabeldunstone LGTM!

approved this merge request

merged

mentioned in commit b39c9837

mentioned in merge request !12589 (merged)

mentioned in commit accd5c7c

Picked into 9-3-stable-patch-6, will go in 9.3.6.

mentioned in merge request !12758 (merged)

mentioned in issue #35105 (closed)

changed milestone to %9.4

This got merged after the code freeze and needs to go into 9.4 as well

/cc @mikegreiling @jamedjo

Picked into 9-4-stable-prepare-rc6, will go into 9.4

mentioned in commit 063f8a69

mentioned in commit c539c59b