BoardConfigQcom: Allow targets to upgrade to UM 4.19 family

Certain sdm660 devices have both received 4.19 kernel port as well as support
for compiling against msm-4.19 HALs. Allow such targets to opt in for being
included as a QSSI supported target.

Signed-off-by: Albert I <kras@raphielgang.org>

Change-Id: I30bb4eaf18e62b94fad0f95cd863f4a25f2a8440
diff --git a/config/BoardConfigQcom.mk b/config/BoardConfigQcom.mk
index d572235..854ec95 100644
--- a/config/BoardConfigQcom.mk
+++ b/config/BoardConfigQcom.mk
@@ -20,6 +20,10 @@
 UM_PLATFORMS := $(UM_3_18_FAMILY) $(UM_4_4_FAMILY) $(UM_4_9_FAMILY) $(UM_4_14_FAMILY) $(UM_4_19_FAMILY) $(UM_5_4_FAMILY)
 QSSI_SUPPORTED_PLATFORMS := $(UM_4_9_FAMILY) $(UM_4_14_FAMILY) $(UM_4_19_FAMILY) $(UM_5_4_FAMILY)
 
+ifeq ($(TARGET_USES_UM_4_19),true)
+    QSSI_SUPPORTED_PLATFORMS += $(TARGET_BOARD_PLATFORM)
+endif
+
 BOARD_USES_ADRENO := true
 
 # Add qtidisplay to soong config namespaces