fix: migration-genaration dbType without ":" (#1044)

Author: msksbt

src/Common/GeneratorField.php

@@ -34,13 +34,6 @@ class GeneratorField
 
     public function parseDBType(string $dbInput)
     {
-        if (!Str::contains($dbInput, ':')) {
-            $this->dbType = $dbInput;
-            $this->prepareMigrationText();
-
-            return;
-        }
-
         $dbInputArr = explode(':', $dbInput);
         $dbType = (string) array_shift($dbInputArr);