[minor] remove in_dialog old property

payments/payment_gateways/doctype/paypal_settings/paypal_settings.json

@@ -158,7 +158,7 @@
  "idx": 0, 
  "image_view": 0, 
  "in_create": 1, 
- "in_dialog": 0, 
+
  "is_submittable": 0, 
  "issingle": 1, 
  "istable": 0, 

payments/payment_gateways/doctype/razorpay_settings/razorpay_settings.json

@@ -101,7 +101,7 @@
  "idx": 0, 
  "image_view": 0, 
  "in_create": 1, 
- "in_dialog": 0, 
+
  "is_submittable": 0, 
  "issingle": 1, 
  "istable": 0,