Test ethers 6.13.6-beta.1, use solc 0.8.27 and prague EVM version (#5663)

test/metatx/ERC2771Forwarder.test.js

@@ -174,7 +174,7 @@ describe('ERC2771Forwarder', function () {
       // Because the relayer call consumes gas until the `CALL` opcode, the gas left after failing
       // the subcall won't enough to finish the top level call (after testing), so we add a
       // moderated buffer.
-      const gasLimit = estimate + 2_000n;
+      const gasLimit = estimate + 10_000n;
 
       // The subcall out of gas should be caught by the contract and then bubbled up consuming
       // the available gas with an `invalid` opcode.