Remove unused triggers in init.rc

Triggers like bpf, zygote, firmware are not needed in microdroid.

Bug: N/A
Test: boot microdroid
Change-Id: I1e924fa4810de7245c1d86ff797f6d4ca9e17c77
diff --git a/microdroid/init.rc b/microdroid/init.rc
index 861b032..4410b82 100644
--- a/microdroid/init.rc
+++ b/microdroid/init.rc
@@ -90,15 +90,6 @@
     # Load persist properties and override properties (if enabled) from /data.
     trigger load_persist_props_action
 
-    # Should be before netd, but after apex, properties and logging is available.
-    trigger load_bpf_programs
-
-    # Now we can start zygote for devices with file based encryption
-    trigger zygote-start
-
-    # Remove a file to wake up anything waiting for firmware.
-    trigger firmware_mounts_complete
-
     trigger early-boot
     trigger boot