fix(test): Fix regex in canary test (#2165)

This PR fixes an out of date regex in the canary cli test.

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unexpected formatting changes, testing logs, or commented-out code.
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yarn-project/canary/src/cli.test.ts

@@ -115,7 +115,7 @@ describe('CLI canary', () => {
     // generate a private key
     debug('Create an account using a private key');
     await run('generate-private-key', false);
-    const privKey = findInLogs(/Private\sKey:\s+(?<privKey>[a-fA-F0-9]+)/)?.groups?.privKey;
+    const privKey = findInLogs(/Private\sKey:\s+0x(?<privKey>[a-fA-F0-9]+)/)?.groups?.privKey;
     expect(privKey).toHaveLength(64);
     await run(`create-account --private-key ${privKey}`);
     const foundAddress = findInLogs(/Address:\s+(?<address>0x[a-fA-F0-9]+)/)?.groups?.address;