Add missing LOCAL_ROTATION_MIN_SDK_VERSION

This definition missing will cause merge conflict which is already in
main branch.

Bug: 215243373
Test: m out/target/product/vsoc_x86_64/module-info.json
Change-Id: Ifc103268aad9d6769822ff1eae4db1cc59aee57e
Merged-In: I3b5e9bb3985c2ae83381499a44b339a7b1deb05c
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 415334f..5807ebe 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -264,6 +264,7 @@
 LOCAL_RESOURCE_DIR:=
 LOCAL_RLIB_LIBRARIES:=
 LOCAL_RMTYPEDEFS:=
+LOCAL_ROTATION_MIN_SDK_VERSION:=
 LOCAL_RRO_THEME:=
 LOCAL_RTTI_FLAG:=
 LOCAL_SANITIZE:=