Remove dead IL generator path for `invokehandle` method types#22234

hzongaro merged 1 commit intoeclipse-openj9:mastereclipse-openj9/openj9:masterfrom

jdmpapin:invokehandle-mt-ilgen-cleanupjdmpapin/openj9:invokehandle-mt-ilgen-cleanupCopy head branch name to clipboard