Clean up Guava imports in BUILD files

This removes the following unnecessary imports:

[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]

The exact command run to generate this CL was:

build_cleaner '//third_party/java_src/gtld/...' -c '' --dep_restrictions='[],[],[],[],[],[],[],[],[],[],[],[],[],[]'

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=202325520

java/google/registry/ui/BUILD

@@ -81,7 +81,6 @@ java_library(
         "@com_google_appengine_api_1_0_sdk",
         "@com_google_code_findbugs_jsr305",
         "@com_google_dagger",
-        "@com_google_guava",
     ],
 )