Add PRODUCT_MODULE_BUILD_FROM_SOURCE to fullmte

This is a temporary workaround to ensure that fullmte variants of google
devices uses mainline modules from source in next release config

Long term, this functionality will likely be implemented by creating a
product specific release config map

Test: lunch <devicename>-next-userdebug && m nothing
Test: https://android-build.corp.google.com/builds/abtd/run/L14800030002211627
Bug: 325666427
Change-Id: I042319e14362e66b1078941dabcfd7dcecfc7cfb
diff --git a/mte/fullmte-pixel.mk b/mte/fullmte-pixel.mk
index da4e7b9..6cc525d 100644
--- a/mte/fullmte-pixel.mk
+++ b/mte/fullmte-pixel.mk
@@ -1,4 +1,7 @@
 include build/make/target/product/fullmte.mk
+
+PRODUCT_MODULE_BUILD_FROM_SOURCE := true
+
 BOARD_KERNEL_CMDLINE += bootloader.pixel.MTE_FORCE_ON
 # TODO(b/324412910): Remove this when the stack-buffer-overflow is fixed.
 PRODUCT_PRODUCT_PROPERTIES += \