Merge #546: integration_test: Update README

e075b34 integration_test: Update README (Tobin C. Harding)

Pull request description:

  Add latest alias' to the readme.

ACKs for top commit:
  jamillambert:
    ACK e075b34

Tree-SHA512: 001e2f7e5d2d8d51bd1ce979bc25b5174333de4a2ac57b93646a01b8398209dfae83c90007be7cfff05f23d8a5fc364fff2ac47b9167edd07feeec134c3d7dfd

Author: tcharding

integration_test/README.md

@@ -28,7 +28,8 @@ alias test23='BITCOIND_EXE=/opt/bitcoin-23.2/bin/bitcoind cargo test --features=
 alias test24='BITCOIND_EXE=/opt/bitcoin-24.2/bin/bitcoind cargo test --features=24_2'
 alias test25='BITCOIND_EXE=/opt/bitcoin-25.2/bin/bitcoind cargo test --features=25_2'
 alias test26='BITCOIND_EXE=/opt/bitcoin-26.2/bin/bitcoind cargo test --features=26_2'
-alias test27='BITCOIND_EXE=/opt/bitcoin-27.1/bin/bitcoind cargo test --features=27_2'
-alias test28='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=28_0'
+alias test27='BITCOIND_EXE=/opt/bitcoin-27.2/bin/bitcoind cargo test --features=27_2'
+alias test28='BITCOIND_EXE=/opt/bitcoin-28.2/bin/bitcoind cargo test --features=28_2'
 alias test29='BITCOIND_EXE=/opt/bitcoin-29.0/bin/bitcoind cargo test --features=29_0'
+alias test30='BITCOIND_EXE=/opt/bitcoin-30.2/bin/bitcoind cargo test --features=30_2'
 ```