chore: remove redundant check (#854)

The check on this
[line](https://github.com/celestiaorg/celestia-app/blob/e088d61fcb6579b4bc797deefd2ceff7601aa079/x/payment/types/wirepayfordata.go#L148)
is redundant as it's done
[here](https://github.com/celestiaorg/celestia-app/blob/e088d61fcb6579b4bc797deefd2ceff7601aa079/x/payment/types/wirepayfordata.go#L160).

Originally discovered by @mpoke in
informalsystems/audit-celestia#6 (comment)

Author: rootulp

x/payment/types/wirepayfordata.go

@@ -145,10 +145,6 @@ func (msg *MsgWirePayForData) ValidateAllSquareSizesCommitedTo() error {
 	allSquareSizes := AllSquareSizes(int(msg.MessageSize))
 	committedSquareSizes := msg.committedSquareSizes()
 
-	if len(allSquareSizes) != len(committedSquareSizes) {
-		return ErrInvalidShareCommitments.Wrapf("length of all square sizes: %v must equal length of committed square sizes: %v", len(allSquareSizes), len(committedSquareSizes))
-	}
-
 	if !isEqual(allSquareSizes, committedSquareSizes) {
 		return ErrInvalidShareCommitments.Wrapf("all square sizes: %v, committed square sizes: %v", allSquareSizes, committedSquareSizes)
 	}