Update SVN to 20 for O6R4 Jan respin

Bug: 208388283
Change-Id: I526a00cad840ff00747918e605873ccbe939ae2f
(cherry picked from commit dd623c582cd5dd524ec55a962f80f40c4836ff58)
Merged-In:I526a00cad840ff00747918e605873ccbe939ae2f
diff --git a/device-oriole.mk b/device-oriole.mk
index e50950f..b807dd6 100644
--- a/device-oriole.mk
+++ b/device-oriole.mk
@@ -144,7 +144,7 @@
 
 # Increment the SVN for any official public releases
 PRODUCT_VENDOR_PROPERTIES += \
-    ro.vendor.build.svn=19
+    ro.vendor.build.svn=20
 
 # Hide cutout overlays
 PRODUCT_PACKAGES += \
diff --git a/device-raven.mk b/device-raven.mk
index c447ca7..40b4126 100644
--- a/device-raven.mk
+++ b/device-raven.mk
@@ -145,7 +145,7 @@
 
 # Increment the SVN for any official public releases
 PRODUCT_VENDOR_PROPERTIES += \
-    ro.vendor.build.svn=19
+    ro.vendor.build.svn=20
 
 # Hide cutout overlays
 PRODUCT_PACKAGES += \