chore: Remove EPv06 references from contract names and log messages for consistency

Author: weikangsong

script/bytecode-deploy/101_DeploySponsorPaymaster.s.sol

@@ -65,13 +65,13 @@ contract DeploySponsorPaymasterScript is Script {
                 }
 
                 console.log(
-                    "Deployed SponsorPaymasterImplementationEPv06 at address: %s on %s",
+                    "Deployed SponsorPaymasterImplementation at address: %s on %s",
                     address(bytes20(result)),
                     chains[i]
                 );
             } else {
                 console.log(
-                    "Found existing SponsorPaymasterImplementationEPv06 at expected address: %s on %s",
+                    "Found existing SponsorPaymasterImplementation at expected address: %s on %s",
                     EXPECTED_PAYMASTER_IMPL_ADDRESS,
                     chains[i]
                 );
@@ -103,13 +103,13 @@ contract DeploySponsorPaymasterScript is Script {
                 }
 
                 console.log(
-                    "Deployed internal SponsorPaymasterProxyEPv06 at address: %s on %s",
+                    "Deployed internal SponsorPaymasterProxy at address: %s on %s",
                     address(bytes20(result)),
                     chains[i]
                 );
             } else {
                 console.log(
-                    "Found existing internal SponsorPaymasterProxyEPv06 at expected address: %s on %s",
+                    "Found existing internal SponsorPaymasterProxy at expected address: %s on %s",
                     EXPECTED_PAYMASTER_INTERNAL_ADDRESS,
                     chains[i]
                 );

script/bytecode-deploy/104_DeployColdStorageAddressBookPlugin.s.sol

@@ -24,7 +24,7 @@ import {
 import {DeployFailed} from "./Errors.sol";
 import {Script, console} from "forge-std/src/Script.sol";
 
-contract DeployColdStorageAddressBookPluginEPv06Script is Script {
+contract DeployColdStorageAddressBookPluginScript is Script {
     address internal constant EXPECTED_PLUGIN_ADDRESS = COLD_STORAGE_ADDRESS_BOOK_PLUGIN_ADDRESS;
 
     function run() public {