Update get_j9_source.sh to build from the v0.32.0-release branch

Signed-off-by: Peter Shipton <[email protected]>

Author: pshipton

closed/get_j9_source.sh

@@ -57,10 +57,10 @@ declare -A shas
 declare -A references
 
 git_urls[openj9]=https://github.com/eclipse-openj9/openj9
-branches[openj9]=openj9-0.32.0-m2
+branches[openj9]=v0.32.0-release
 
 git_urls[omr]=https://github.com/eclipse-openj9/openj9-omr
-branches[omr]=openj9-0.32.0-m2
+branches[omr]=v0.32.0-release
 
 pflag=false