PAN minimum line size as 4

Author: Sourabh Jajoria

src/document-parser/pan-parser.ts

@@ -24,7 +24,7 @@ const PAN_BASIC_MAP = {
   number: 1
 };
 
-const LINE_MIN_SIZE = 4;
+const LINE_MIN_SIZE = 3;
 
 const PANParser: any = {};