apply spotless

Signed-off-by: xinyual <xinyual@amazon.com>

Author: xinyual

ppl/src/main/java/org/opensearch/sql/ppl/parser/AstBuilder.java

@@ -561,8 +561,7 @@ public UnresolvedPlan visitTableFunction(TableFunctionContext ctx) {
             arg -> {
               String argName = (arg.ident() != null) ? arg.ident().getText() : null;
               builder.add(
-                  new UnresolvedArgument(
-                      argName, this.internalVisitExpression(arg.expression())));
+                  new UnresolvedArgument(argName, this.internalVisitExpression(arg.expression())));
             });
     return new TableFunction(this.internalVisitExpression(ctx.qualifiedName()), builder.build());
   }

ppl/src/main/java/org/opensearch/sql/ppl/parser/AstExpressionBuilder.java

@@ -44,7 +44,6 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;