Bump privacysandbox.ui to alpha 12

Test: N/A
Change-Id: Iaa0180cd725750eff00618793fe33555c2e357bc
diff --git a/libraryversions.toml b/libraryversions.toml
index 1e1ac97..f5ec171 100644
--- a/libraryversions.toml
+++ b/libraryversions.toml
@@ -113,7 +113,7 @@
 PRIVACYSANDBOX_PLUGINS = "1.0.0-alpha03"
 PRIVACYSANDBOX_SDKRUNTIME = "1.0.0-alpha15"
 PRIVACYSANDBOX_TOOLS = "1.0.0-alpha10"
-PRIVACYSANDBOX_UI = "1.0.0-alpha11"
+PRIVACYSANDBOX_UI = "1.0.0-alpha12"
 PROFILEINSTALLER = "1.5.0-alpha01"
 RECOMMENDATION = "1.1.0-alpha01"
 RECYCLERVIEW = "1.5.0-alpha01"