Adding gfx908 to CI (#253)

[ROCm/rccl commit: 6d8e19929c]

projects/rccl/.jenkins/precheckin.groovy

@@ -51,12 +51,11 @@ def runCI =
 ci: { 
     String urlJobName = auxiliary.getTopJobName(env.BUILD_URL)
 
-    def propertyList = ["compute-rocm-dkms-no-npi":[pipelineTriggers([cron('0 1 * * 0')])], 
-                        "compute-rocm-dkms-no-npi-hipclang":[pipelineTriggers([cron('0 1 * * 0')])],
-                        "rocm-docker":[]]
+    def propertyList = ["compute-rocm-dkms-no-npi-hipclang":[pipelineTriggers([cron('0 1 * * 0')])]]
+
     propertyList = auxiliary.appendPropertyList(propertyList)
 
-    def jobNameList = ["compute-rocm-dkms-no-npi-hipclang":([ubuntu18:['4gfx906']])]
+    def jobNameList = ["compute-rocm-dkms-no-npi-hipclang":([ubuntu18:['4gfx906','4gfx908']])]
     
     jobNameList = auxiliary.appendJobNameList(jobNameList)