move backup directories up one hierarchy so it doesn't end up in the Git directory

backup_am_github_repos_and_issues.sh

@@ -14,7 +14,7 @@ min_issue_count=1672 # as of 2024-04-02
 fails=() # set of failed commands
 
 # backup github repos
-mkdir -p ./${local_repo_dir}
+mkdir -p ../${local_repo_dir}
 pushd ${local_repo_dir} || exit 1
 until [ ${page} -gt ${maxpage} ]; do
   for org in ${orgnames}; do
@@ -42,7 +42,7 @@ done
 popd || exit 1
 
 # backup github issues
-mkdir -p ./${local_issue_dir}
+mkdir -p ../${local_issue_dir}
 pushd ${local_issue_dir} || exit 1
 for n in {1..100000}; do
   url="${issue_base_url}${n}.html"