SkQP-on-GCE: use fold to make output more legible, remove unnecessary status line

Change-Id: Ic7c543add9da734f15777980fedf57dcdb67a5a6
Reviewed-on: https://skia-review.googlesource.com/c/164340
Commit-Queue: Hal Canary <halcanary@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Auto-Submit: Hal Canary <halcanary@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
diff --git a/infra/skqp/run_skqp.sh b/infra/skqp/run_skqp.sh
index 1e74145..739d2b6 100755
--- a/infra/skqp/run_skqp.sh
+++ b/infra/skqp/run_skqp.sh
@@ -22,8 +22,6 @@
 sleep 10
 
 adb install -r /OUT/*.apk
-echo exit status: $?
 adb logcat -c
-adb shell am instrument -w org.skia.skqp
-echo exit status: $?
+adb shell am instrument -w org.skia.skqp | fold -s
 adb logcat -d TestRunner org.skia.skqp skia DEBUG "*:S"