jtreg-7.3.1

Provide jtreg-7.3.1 for SapMachine build.

jtreg-7.3

Remove distroless from docker manifest as we can't pull from gcr.io

aixjdk20

Just a vehicle for binaries needed in AIX build.

jtreg-7.2

add running abuild-keygen

jtreg-7.1.1

Merge pull request #31 from chalstrick/master

generate_dockerfiles.py should generate for 3 architectures

jtreg-7.1

Next try

jtreg-6.1

Updated Jenkins configuration.

jtreg-6

Another fix

jtreg-5.1

Another fix