chore: revert changes in tx.proto in randomness

Makefile

@@ -147,6 +147,9 @@ lint:
 ###############################################################################
 ###                                Protobuf                                 ###
 ###############################################################################
+protoVer=0.14.0
+protoImageName=ghcr.io/cosmos/proto-builder:$(protoVer)
+protoImage=$(DOCKER) run --rm -v $(CURDIR):/workspace --workdir /workspace $(protoImageName)
 
 proto-all: proto-gen proto-format proto-lint
 
@@ -157,7 +160,8 @@ proto-dep-install:
 
 proto-gen:
 	@echo "Generating Protobuf files"
-	@./scripts/proto_gen.sh
+	@$(protoImage) sh ./scripts/proto_gen.sh
+	@go mod tidy
 
 proto-fmt:
 	@echo "Formatting Protobuf files"

proto/sedachain/randomness/v1/tx.proto

@@ -5,14 +5,17 @@ import "cosmos/msg/v1/msg.proto";
 
 option go_package = "github.com/sedaprotocol/seda-chain/x/randomness/types";
 
-service Msg { rpc NewSeed(MsgNewSeed) returns (MsgNewSeedResponse); }
+service Msg {
+  rpc NewSeed(MsgNewSeed)
+      returns (MsgNewSeedResponse);
+}
 
 message MsgNewSeed {
-  option (cosmos.msg.v1.signer) = "proposer";
-
-  string proposer = 1;
-  string pi = 2;   // VRF proof
+  option (cosmos.msg.v1.signer) = "prover";
+    
+  string prover = 1; // address of VRF key used to produce proof
+  string pi = 2; // VRF proof
   string beta = 3; // VRF hash
 }
 
-message MsgNewSeedResponse {}
+message MsgNewSeedResponse {}