Revert "Add VNDK v28 to GSI from Android Q"

This reverts commit 6c4578b64e02ee9e5524ac963c87fbcf838b73ef.

Reason for revert: breaks unbundled app builds that don't have prebuilts/vndk

Bug: 113560265
Change-Id: I7c067fda1a369c67866eb8f327eb61170bb26533
diff --git a/target/product/aosp_arm.mk b/target/product/aosp_arm.mk
index 795f8aa..f0752a8 100644
--- a/target/product/aosp_arm.mk
+++ b/target/product/aosp_arm.mk
@@ -38,7 +38,4 @@
 # Needed by Pi newly launched device to pass VtsTrebleSysProp on GSI
 PRODUCT_COMPATIBLE_PROPERTY_OVERRIDE := true
 
-# Support addtional P vendor interface
-PRODUCT_EXTRA_VNDK_VERSIONS := 28
-
 PRODUCT_NAME := aosp_arm
diff --git a/target/product/aosp_arm64.mk b/target/product/aosp_arm64.mk
index f3f3c5a..ab23111 100644
--- a/target/product/aosp_arm64.mk
+++ b/target/product/aosp_arm64.mk
@@ -54,9 +54,6 @@
 # Needed by Pi newly launched device to pass VtsTrebleSysProp on GSI
 PRODUCT_COMPATIBLE_PROPERTY_OVERRIDE := true
 
-# Support addtional P vendor interface
-PRODUCT_EXTRA_VNDK_VERSIONS := 28
-
 PRODUCT_NAME := aosp_arm64
 PRODUCT_DEVICE := generic_arm64
 PRODUCT_BRAND := Android
diff --git a/target/product/aosp_x86.mk b/target/product/aosp_x86.mk
index e3167af..9d1b14b 100644
--- a/target/product/aosp_x86.mk
+++ b/target/product/aosp_x86.mk
@@ -38,7 +38,4 @@
 # Needed by Pi newly launched device to pass VtsTrebleSysProp on GSI
 PRODUCT_COMPATIBLE_PROPERTY_OVERRIDE := true
 
-# Support addtional P vendor interface
-PRODUCT_EXTRA_VNDK_VERSIONS := 28
-
 PRODUCT_NAME := aosp_x86
diff --git a/target/product/aosp_x86_64.mk b/target/product/aosp_x86_64.mk
index 222adaa..b38c417 100644
--- a/target/product/aosp_x86_64.mk
+++ b/target/product/aosp_x86_64.mk
@@ -54,9 +54,6 @@
 # Needed by Pi newly launched device to pass VtsTrebleSysProp on GSI
 PRODUCT_COMPATIBLE_PROPERTY_OVERRIDE := true
 
-# Support addtional P vendor interface
-PRODUCT_EXTRA_VNDK_VERSIONS := 28
-
 ifdef NET_ETH0_STARTONBOOT
   PRODUCT_PROPERTY_OVERRIDES += net.eth0.startonboot=1
 endif
diff --git a/target/product/treble_common.mk b/target/product/treble_common.mk
index 5c2a678..6b0ef2f 100644
--- a/target/product/treble_common.mk
+++ b/target/product/treble_common.mk
@@ -54,5 +54,5 @@
 PRODUCT_PACKAGES += \
     ld.config.vndk_lite.txt
 
-# Support addtional O-MR1 and P vendor interface
-PRODUCT_EXTRA_VNDK_VERSIONS := 27 28
+# Support addtional O-MR1 vendor interface
+PRODUCT_EXTRA_VNDK_VERSIONS := 27