PLATFORM_PREVIEW_SDK_VERSION should be 0

It is already set to 0 because of REL, but explicitly set it

Bug: 77589980
Test: N/A
Change-Id: I97839c7dc09f8313f767635469f27b2a0d0e5010
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 3c2f874..f555ab5 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -167,7 +167,7 @@
     # assuming the device can only support APIs as of the previous official
     # public release.
     # This value will always be 0 for release builds.
-    PLATFORM_PREVIEW_SDK_VERSION := 2
+    PLATFORM_PREVIEW_SDK_VERSION := 0
   endif
 endif