Format some imports using fix_imports.py

Unfortunately this tool isn't smart enough to deal with the assertThat
situation (which has two static imports of a function with the same name).

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=172000753

java/google/registry/bigquery/BigqueryFactory.java

@@ -14,7 +14,6 @@
 
 package google.registry.bigquery;
 
-
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.collect.Sets.newConcurrentHashSet;
 import static google.registry.util.FormattingLogger.getLoggerForCallerClass;