Remove process parameter from SystemApi

SystemApi no longer has the process parameter. Fixing the last remaining
place where the parameter was still used.

Bug: 155531519
Test: m
Change-Id: I4b1395b3a6e17ff8ce634059f8787c1b6392b1b9
diff --git a/ApiDocs.bp b/ApiDocs.bp
index fbc5c9d..edbd1ae 100644
--- a/ApiDocs.bp
+++ b/ApiDocs.bp
@@ -101,7 +101,7 @@
     arg_files: [
         "core/res/AndroidManifest.xml",
     ],
-    args: metalava_framework_docs_args + " --show-annotation android.annotation.SystemApi\\(client=android.annotation.SystemApi.Client.PRIVILEGED_APPS,process=android.annotation.SystemApi.Process.ALL\\) ",
+    args: metalava_framework_docs_args + " --show-annotation android.annotation.SystemApi\\(client=android.annotation.SystemApi.Client.PRIVILEGED_APPS\\) ",
     write_sdk_values: true,
 }