(v0.8.0-release) Update test material branches to v0.8.0 (#3229)

Signed-off-by: lanxia <[email protected]>

testenv/testenv.properties

@@ -1,19 +1,19 @@
 TKG_REPO=https://github.com/adoptium/TKG.git
-TKG_BRANCH=master
+TKG_BRANCH=v0.8.0
 OPENJ9_REPO=https://github.com/eclipse-openj9/openj9.git
 OPENJ9_BRANCH=v0.30.0-release
 STF_REPO=https://github.com/adoptium/STF.git
-STF_BRANCH=master
+STF_BRANCH=v0.8.0
 OPENJ9_SYSTEMTEST_REPO=https://github.com/eclipse-openj9/openj9-systemtest.git
-OPENJ9_SYSTEMTEST_BRANCH=master
+OPENJ9_SYSTEMTEST_BRANCH=openj9-0.30.0
 ADOPTOPENJDK_SYSTEMTEST_REPO=https://github.com/adoptium/aqa-systemtest.git
-ADOPTOPENJDK_SYSTEMTEST_BRANCH=master
+ADOPTOPENJDK_SYSTEMTEST_BRANCH=v0.8.0
 JDK8_REPO=https://github.com/adoptium/jdk8u.git
-JDK8_BRANCH=dev
+JDK8_BRANCH=jdk8u322-ga
 JDK11_REPO=https://github.com/adoptium/jdk11u.git
-JDK11_BRANCH=dev
+JDK11_BRANCH=jdk-11.0.14-ga
 JDK17_REPO=https://github.com/adoptium/jdk17u.git
-JDK17_BRANCH=dev
+JDK17_BRANCH=jdk-17.0.2-ga
 JDK8_OPENJ9_REPO=https://github.com/ibmruntimes/openj9-openjdk-jdk8.git
 JDK8_OPENJ9_BRANCH=v0.30.0-release
 JDK11_OPENJ9_REPO=https://github.com/ibmruntimes/openj9-openjdk-jdk11.git