Update Redbull SVN to 7

Bug: 170492812
Change-Id: I21285f2b94ccfdde4cc6587e2c4bcb383c44da55
(cherry picked from commit 899f3c1e8496cbd5c337439daa58ba6a09a327a7)
diff --git a/device-common.mk b/device-common.mk
index 9ee85ef..26cf62c 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -838,7 +838,7 @@
 
 # Increment the SVN for any official public releases
 PRODUCT_PROPERTY_OVERRIDES += \
-	ro.vendor.build.svn=2
+	ro.vendor.build.svn=7
 
 # Enable iwlan service logging for debug
 ifneq (,$(filter userdebug eng, $(TARGET_BUILD_VARIANT)))