[FE-2894] fix type definition for accessing cause of FaunaHttpErrorResponseContent (#653)

* FE-2894 Fix FaunaHttpErrorResponseContent type definition

Co-authored-by: Paul Paterson <[email protected]>

Author: josStorer

Diff for: src/types/errors.d.ts

@@ -2,8 +2,10 @@ import RequestResult from './RequestResult'
 
 export type FaunaHttpErrorResponseContent = {
   errors: {
+    position: (string | number)[] 
     code: string,
     description: string
+    cause?: FaunaHttpErrorResponseContent[];
   }[]
 }
 export module errors {