launcher: add support for mongosh

In newer MongoDB the mongo command was removed and replaced with
mongosh.

.gitlab-ci/launcher/run.sh

@@ -8,11 +8,18 @@ DIR="$( cd "$( dirname "$0" )" && pwd )"
 
 MONGO_URI="mongodb://$MONGO_DB_USER:$MONGO_DB_PWD@$MONGO_HOST:$MONGO_PORT/$MONGO_DB_NAME?authSource=$MONGO_AUTH_SOURCE"
 
+# In newer MongoDB the CLI was changed to mongosh (note that they are not fully compatible, so be carefull)
+if command -v mongosh &> /dev/null; then
+    MONGO_CLI=mongosh
+else
+    MONGO_CLI=mongo
+fi
+
 # Test if we can connect to the DB
-mongo "$MONGO_URI" --eval "db"
+"$MONGO_CLI" "$MONGO_URI" --eval "db"
 
 # Update the config
-mongo "$MONGO_URI" --eval "$(cat << EOF
+"$MONGO_CLI" "$MONGO_URI" --eval "$(cat << EOF
 let config = [
   {
     _id: "multiSeatLocationsUseSmallCheckinPages",