fix: add UUID type

Author: gajus

src/utilities/isStringType.js

@@ -3,7 +3,7 @@
 /**
  * @see https://www.postgresql.org/docs/current/static/datatype-numeric.html
  */
-const characterTypeRule = /^(?:text|character|coordinates)(\s|$)/;
+const characterTypeRule = /^(?:text|character|coordinates|uuid)(\s|$)/;
 
 export default (databaseTypeName: string): boolean => {
   return characterTypeRule.test(databaseTypeName);