Make verify-channel.sh script compatible with new bors

(cherry picked from commit 6f7313e)

Author: Kobzol

src/ci/scripts/verify-channel.sh

@@ -8,7 +8,8 @@ IFS=$'\n\t'
 
 source "$(cd "$(dirname "$0")" && pwd)/../shared.sh"
 
-if isCiBranch auto || isCiBranch try || isCiBranch try-perf || isCiBranch automation/bors/try; then
+if isCiBranch auto || isCiBranch try || isCiBranch try-perf || \
+   isCiBranch automation/bors/try || isCiBranch automation/bors/auto; then
     echo "channel verification is only executed on PR builds"
     exit
 fi