Revert "Add missing modules to the internal system image"

Revert submission 3303666-cherrypicker-L29100030007021715:N07100030113136234

Reason for revert: DroidMonitor: Potential culprit for http://b/372768877 - verifying through ABTD before submission. 

Reverted changes: /q/submissionid:3303666-cherrypicker-L29100030007021715:N07100030113136234

Change-Id: I3ae3444c8aa1ffded70e2e617ef2264281a7109b
diff --git a/target/product/generic/Android.bp b/target/product/generic/Android.bp
index 06fccb6..c14fa17 100644
--- a/target/product/generic/Android.bp
+++ b/target/product/generic/Android.bp
@@ -581,7 +581,6 @@
                 "ContactsProvider", // base_system
                 "CredentialManager", // handheld_system
                 "DeviceAsWebcam", // handheld_system
-                "DeviceDiagnostics", // handheld_system - internal
                 "DocumentsUI", // handheld_system
                 "DownloadProvider", // base_system
                 "DownloadProviderUi", // handheld_system