Pull request 2169: fix-rc

Squashed commit of the following:

commit 153271c34258624e016e8e8a4602d1095aa71159
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Mar 12 18:08:26 2024 +0300

    all: rm trigger for rc

bamboo-specs/test.yaml

@@ -122,8 +122,6 @@
     # from the release branch and are used to build the release candidate
     # images.
   - '^rc-v[0-9]+\.[0-9]+\.[0-9]+':
-        # Build betas on release branches manually.
-        'triggers': []
         # Set the default release channel on the release branch to beta, as we
         # may need to build a few of these.
         'variables':