mongodb not available for arm7

src/freedombone-utils-mongodb

@@ -49,6 +49,11 @@ function get_mongodb_password {
 }
 
 function install_mongodb {
+    if [[ "$(uname -a)" == *"armv7"* ]]; then
+        echo $'mongodb package is not available for arm 7 architecture'
+        exit 7356272
+    fi
+
     if [[ $(is_completed $FUNCNAME) == "1" ]]; then
         return
     fi