Update lynx SVN to 9 am: b1270a0342

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/23451028

Change-Id: Iea0445fd6eec3be222428b0e238af5ae87ef5d73
Signed-off-by: Automerger Merge Worker <[email protected]>

device-lynx.mk

@@ -197,7 +197,7 @@ PRODUCT_VENDOR_PROPERTIES += \
 
 # Increment the SVN for any official public releases
 PRODUCT_VENDOR_PROPERTIES += \
-    ro.vendor.build.svn=8
+    ro.vendor.build.svn=9
 
 # Set support hide display cutout feature
 PRODUCT_PRODUCT_PROPERTIES += \