Remove BOARD_VNDK_VERSION usage from Kati

As of VNDK deprecation, BOARD_VNDK_VERSION should not be referenced
anymore. This change removes BOARD_VNDK_VERSION references and related
logics from Kati, so VNDK deprecation can be fully set without flag.

Bug: 330100430
Test: AOSP CF build succeeded
Change-Id: I9ea5f1236268b99eb731ebf48afd9e595d06ab1a
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 7f9cbad..1c3a1b3 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -57,18 +57,6 @@
   KEEP_VNDK ?= true
 endif
 
-ifeq ($(KEEP_VNDK),true)
-  # Starting in Android U, non-VNDK devices not supported
-  # WARNING: DO NOT CHANGE: if you are downstream of AOSP, and you change this, without
-  # letting upstream know it's important to you, we may do cleanup which breaks this
-  # significantly. Please let us know if you are changing this.
-  ifndef BOARD_VNDK_VERSION
-  # READ WARNING - DO NOT CHANGE
-  BOARD_VNDK_VERSION := current
-  # READ WARNING - DO NOT CHANGE
-  endif
-endif
-
 # ---------------------------------------------------------------
 # Set up version information
 include $(BUILD_SYSTEM)/version_util.mk
diff --git a/core/main.mk b/core/main.mk
index bc8adde..b798b49 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -1222,8 +1222,7 @@
 # Returns modules included automatically as a result of certain BoardConfig
 # variables being set.
 define auto-included-modules
-  $(if $(and $(BOARD_VNDK_VERSION),$(filter true,$(KEEP_VNDK))),vndk_package) \
-  $(if $(filter true,$(KEEP_VNDK)),,llndk_in_system) \
+  llndk_in_system \
   $(if $(DEVICE_MANIFEST_FILE),vendor_manifest.xml) \
   $(if $(DEVICE_MANIFEST_SKUS),$(foreach sku, $(DEVICE_MANIFEST_SKUS),vendor_manifest_$(sku).xml)) \
   $(if $(ODM_MANIFEST_FILES),odm_manifest.xml) \
diff --git a/core/soong_config.mk b/core/soong_config.mk
index 1e419f3..6a6596f 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -152,10 +152,6 @@
 $(call add_json_str,  BtConfigIncludeDir,                $(BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR))
 $(call add_json_list, DeviceKernelHeaders,               $(TARGET_DEVICE_KERNEL_HEADERS) $(TARGET_BOARD_KERNEL_HEADERS) $(TARGET_PRODUCT_KERNEL_HEADERS))
 $(call add_json_str,  VendorApiLevel,                    $(BOARD_API_LEVEL))
-ifeq ($(KEEP_VNDK),true)
-$(call add_json_str,  DeviceVndkVersion,                 $(BOARD_VNDK_VERSION))
-$(call add_json_str,  Platform_vndk_version,             $(PLATFORM_VNDK_VERSION))
-endif
 $(call add_json_list, ExtraVndkVersions,                 $(PRODUCT_EXTRA_VNDK_VERSIONS))
 $(call add_json_list, DeviceSystemSdkVersions,           $(BOARD_SYSTEMSDK_VERSIONS))
 $(call add_json_str,  RecoverySnapshotVersion,           $(RECOVERY_SNAPSHOT_VERSION))