Generate boot image profiles even if dexpreopt is disabled.

Bug: 280440941
Test: -
  1. Patch ag/22302622 to disable dexpreopt.
  2. See boot image profiles still generated.
Change-Id: I1bf05ade53fa83f3dba46f28a8f9246ba1fdf664

dexpreopt/testing.go

@@ -174,3 +174,10 @@ func FixtureDisableGenerateProfile(disable bool) android.FixturePreparer {
 		dexpreoptConfig.DisableGenerateProfile = disable
 	})
 }
+
+// FixtureDisableDexpreoptBootImages sets the DisablePreoptBootImages property in the global config.
+func FixtureDisableDexpreoptBootImages(disable bool) android.FixturePreparer {
+	return FixtureModifyGlobalConfig(func(_ android.PathContext, dexpreoptConfig *GlobalConfig) {
+		dexpreoptConfig.DisablePreoptBootImages = disable
+	})
+}