fix: read the release-type parameter when updating the workflows (#32)

# Description

The script didn't consume the release type which is following the
`--release-type` parameter. Thus it always failed if the parameter was
given.

# Verification

Tested locally.

update-workflows.sh

@@ -73,7 +73,8 @@ function ensure_and_set_parameters_or_exit() {
   while [[ $# -gt 0 ]]; do
     case $1 in
       --release-type)
-        release_type=$1
+        release_type=$2
+        shift
         shift
         ;;
       --*|-*)