integtation_test: Fix shell alias in docs

Woops. Include v29 since the PR is in flight.

Fix: #181

Author: tcharding

integration_test/README.md

@@ -13,16 +13,17 @@ I have all the Core versions on my machine e.g., `/opt/bitcoin-28.0`
 then I use the following shell alias' to run tests
 
 ```bash
-alias test17='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=0_17_2'
-alias test18='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=0_18_1'
-alias test19='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=0_19_1'
-alias test20='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=0_20_2'
-alias test21='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=0_21_2'
-alias test22='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=22_1'
-alias test23='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=23_2'
-alias test24='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=24_2'
-alias test25='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=25_2'
-alias test26='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=26_2'
-alias test27='BITCOIND_EXE=/opt/bitcoin-28.0/bin/bitcoind cargo test --features=27_2'
+alias test17='BITCOIND_EXE=/opt/bitcoin-0.17.2/bin/bitcoind cargo test --features=0_17_2'
+alias test18='BITCOIND_EXE=/opt/bitcoin-0.18.1/bin/bitcoind cargo test --features=0_18_1'
+alias test19='BITCOIND_EXE=/opt/bitcoin-0.19.1/bin/bitcoind cargo test --features=0_19_1'
+alias test20='BITCOIND_EXE=/opt/bitcoin-0.20.2/bin/bitcoind cargo test --features=0_20_2'
+alias test21='BITCOIND_EXE=/opt/bitcoin-0.21.2/bin/bitcoind cargo test --features=0_21_2'
+alias test22='BITCOIND_EXE=/opt/bitcoin-22.1/bin/bitcoind cargo test --features=22_1'
+alias test23='BITCOIND_EXE=/opt/bitcoin-23.2/bin/bitcoind cargo test --features=23_2'
+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 test29='BITCOIND_EXE=/opt/bitcoin-29.0/bin/bitcoind cargo test --features=29_0'
 ```