Add debug line to self-signer check.

Author: jmcarp

build/self-signer-utility.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -x
+
 tag=$(bin/yq '.tls.selfSigner.image.tag' ./cockroachdb/values.yaml)
 echo "Your current tag is ${tag}"
 currentCommit=$(git rev-parse HEAD)
@@ -8,4 +10,5 @@ lastCommit=$(git rev-parse @~)
 git diff "${lastCommit}" "${currentCommit}" cockroachdb/values.yaml | grep -w "$tag" | grep +
 if [[ $? -eq 0 ]]; then
   echo "You have changed the tag of selfSigner utility"
+  git diff "${lastCommit}" "${currentCommit}" cockroachdb/values.yaml
 fi