build: core: main_version: only include properties for qssi

Change-Id: I2b216f3edab080f5bee5c9d354fac0de3550128f
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
diff --git a/build/core/main_version.mk b/build/core/main_version.mk
index f6c51da..e5d6e62 100644
--- a/build/core/main_version.mk
+++ b/build/core/main_version.mk
@@ -1,3 +1,5 @@
+ifneq ($(filter qssi,$(TARGET_DEVICE)),)
+
 # ShiftOS system version
 ADDITIONAL_SYSTEM_PROPERTIES += \
     ro.shift.sos.version=$(SHIFT_SOFTWARE_VERSION) \
@@ -13,3 +15,5 @@
 # ShiftOS release type
 ADDITIONAL_SYSTEM_PROPERTIES += \
     ro.shift.release.type=$(SHIFT_SOFTWARE_BUILD_TYPE) \
+
+endif