Add special paths for BoardConfig.mk for 32-bit watch gf.

The owner team suggests we put this component to our own dir
`vendor/google/products`.

Test: test on local
Bug: 361365645
Flag: EXEMPT feature request
Ignore-AOSP-First: this is used for internal pixel watch goldfish
Change-Id: Ib5d14fb0f5b3eab13094425b7e056106466a67f0
diff --git a/core/board_config.mk b/core/board_config.mk
index 5606964..c4fb552 100644
--- a/core/board_config.mk
+++ b/core/board_config.mk
@@ -224,6 +224,7 @@
       $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
       device/generic/goldfish/board/$(TARGET_DEVICE)/BoardConfig.mk \
       device/google/cuttlefish/board/$(TARGET_DEVICE)/BoardConfig.mk \
+      vendor/google/products/cuttlefish/pixel_watch/board/$(TARGET_DEVICE)/BoardConfig.mk \
       $(shell test -d device && find -L device -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
       $(shell test -d vendor && find -L vendor -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
     )))