Adds the ability to confirm a booking using API (#243)

Simply adds the ability to update the status of a booking (meant for
confirming a booking) using the API
Fixes: https://github.com/calcom/cal.com/issues/7121

lib/validations/booking.ts

@@ -22,6 +22,7 @@ const schemaBookingEditParams = z
     title: z.string().optional(),
     startTime: iso8601.optional(),
     endTime: iso8601.optional(),
+    status: z.string().optional(),
   })
   .strict();