Rename apex_sepolicy-decompiled.cil target

For symmetry with the apex_sepolicy-33.cil target

Bug: 218672709
Test: atest SeamendcHostTest
Change-Id: Iaec6eb4d5186ed0c7e872ef210ff572655e263b6
diff --git a/Android.bp b/Android.bp
index 677c014..4028215 100644
--- a/Android.bp
+++ b/Android.bp
@@ -224,12 +224,13 @@
 }
 
 se_policy_cil {
-    name: "apex_sepolicy-decompiled.cil",
+    name: "apex_sepolicy-33.decompiled.cil",
     src: ":precompiled_sepolicy",
     decompile_binary: true,
     filter_out: [":decompiled_sepolicy-without_apex.cil"],
     additional_cil_files: ["com.android.sepolicy/33/definitions/definitions.cil"],
     secilc_check: false,
+    stem: "apex_sepolicy.decompiled.cil",
 }
 
 // userdebug_plat_policy.conf - the userdebug version plat_sepolicy.cil