[infra] Roll clang to match the version used by Flutter

build/config/android/config.gni

Index: build/config/android/config.gni
diff --git a/build/config/android/config.gni b/build/config/android/config.gni
index 33469666d338c740db46b93a94886c734d29acbd..b8d705fceb53f6e49f66f6143df0b8f68fba4bc9 100644
--- a/build/config/android/config.gni
+++ b/build/config/android/config.gni
@@ -62,7 +62,11 @@ if (is_android) {
 
   # Subdirectories inside android_ndk_root that contain the sysroot for the
   # associated platform.
-  _android_api_level = 16
+  if (current_cpu == "x64" || current_cpu == "arm64") {
+    _android_api_level = 22
+  } else {
+    _android_api_level = 16
+  }
   x86_android_sysroot_subdir =
       "platforms/android-${_android_api_level}/arch-x86"
   arm_android_sysroot_subdir =
@@ -170,5 +174,5 @@ if (is_android) {
     assert(false, "Unknown Android ABI: " + current_cpu)
   }
 
-  android_log_tag = "\"flutter\""
+  android_log_tag = "\"dart\""
 }