fix: celestia da commitment type cast error

Author: 0xRampey

celestia/client.go

@@ -119,7 +119,7 @@ func (c *Client) Submit(ctx context.Context, daBlob da.Blob, gasPrice float64) (
 	if err != nil {
 		return nil, err
 	}
-	shareCommitment, ok := commitment.(blob.Commitment)
+	shareCommitment, ok := commitment.(Commitment)
 	if !ok {
 		return nil, errors.New("invalid commitment")
 	}

celestia/types.go

@@ -6,12 +6,12 @@ type ID struct {
 	Height uint64
 	SharePointer
 	TxHash          string
-	ShareCommitment blob.Commitment
+	ShareCommitment Commitment
 }
 
 type Proof = blob.Proof
 
-type Commitment = blob.Commitment
+type Commitment = []byte
 
 type SharePointer struct {
 	Height int64