message: integration-tests: enable rollup_gasPrices test
  Enable the RPC test for `rollup_gasPrices` that
  was previously disabled due to how the gas pricing
  scheme was changed in `v0.5.0`.
diff: @@ -424,11 +424,10 @@ describe('Basic RPC tests', () => {
  })
  })
  - // SKIP: ?
  - describe.skip('rollup_gasPrices', () => {
  + describe('rollup_gasPrices', () => {
  it('should return the L1 and L2 gas prices', async () => {
  const result = await provider.send('rollup_gasPrices', [])
  - const l1GasPrice = await env.l1Wallet.provider.getGasPrice()
  + const l1GasPrice = await env.gasPriceOracle.l1BaseFee()
  const l2GasPrice = await env.gasPriceOracle.gasPrice()
  expect(BigNumber.from(result.l1GasPrice)).to.deep.eq(l1GasPrice)
  