rename variable only_relevant_part -> last_page_phrase

libexec/tgenv-list-remote

@@ -5,9 +5,9 @@ link_release="https://api.github.com/repos/gruntwork-io/terragrunt/tags?per_page
 
 # the  response header (--head) contains a link to the last page, contains the last page number and the "last" keyword to help identify
 page_curl=$(curl -s --tlsv1.2 --head "$link_release")
-only_relevant_part=$(echo "$page_curl" | grep -o -E "&page=[0-9]+>; rel=\"last")
+last_page_phrase=$(echo "$page_curl" | grep -o -E "&page=[0-9]+>; rel=\"last")
 re="([0-9]+)"
-if [[ $only_relevant_part =~ $re ]] ; then
+if [[ $last_page_phrase =~ $re ]] ; then
   pages=${BASH_REMATCH[0]}
 else
   pages=4 # default in case something changes in the way the responses are formatted