Cronet: Update jar_excluded_patterns for new style JNI.

https://chromium-review.googlesource.com/c/chromium/src/+/1695855 will
convert all native methods to use @NativeMethod interfaces. This CL
updates cronet packaging to ignore SysUtilsJni.class as well as
SysUtils.class.

Bug: 929661
Change-Id: I7eaa3f76a0362d1c4ce332b5a21e46469a84e5b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1698668
Auto-Submit: Eric Stevenson <estevenson@chromium.org>
Reviewed-by: Paul Jensen <pauljensen@chromium.org>
Commit-Queue: Paul Jensen <pauljensen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#676848}

components/cronet/android/BUILD.gn

@@ -670,7 +670,7 @@ _jar_excluded_patterns = [
   "*/library_loader/*.class",
   "*/multidex/*.class",
   "*/process_launcher/*.class",
-  "*/SysUtils.class",
+  "*/SysUtils*.class",
   "*/CachedMetrics*.class",
   "org/chromium/base/memory/MemoryPressureMonitor*.class",
 ]