Fix style

Author: Pavel Marek

com.oracle.truffle.r.nodes/src/com/oracle/truffle/r/nodes/control/ForNode.java

@@ -36,7 +36,6 @@
 import com.oracle.truffle.api.nodes.LoopNode;
 import com.oracle.truffle.api.nodes.UnexpectedResultException;
 import com.oracle.truffle.api.profiles.BranchProfile;
-import com.oracle.truffle.api.profiles.ConditionProfile;
 import com.oracle.truffle.api.source.SourceSection;
 import com.oracle.truffle.r.nodes.RASTUtils;
 import com.oracle.truffle.r.nodes.access.WriteVariableNode;

com.oracle.truffle.r.nodes/src/com/oracle/truffle/r/nodes/control/WhileNode.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,7 +26,6 @@
 import com.oracle.truffle.api.frame.VirtualFrame;
 import com.oracle.truffle.api.nodes.LoopNode;
 import com.oracle.truffle.api.profiles.BranchProfile;
-import com.oracle.truffle.api.profiles.ConditionProfile;
 import com.oracle.truffle.api.source.SourceSection;
 import com.oracle.truffle.r.nodes.function.visibility.SetVisibilityNode;
 import com.oracle.truffle.r.nodes.unary.ConvertBooleanNode;