Fix code style

Author: atextor

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/resolver/parser/TokenRegistry.java

@@ -35,13 +35,13 @@ public class TokenRegistry {
     * For this reason, Guava MapMaker with weakKeys() is used for the map implementation, is it defaults to object
     * identity for comparison.
     */
-   private final static Map<Node, SmartToken> tokens = new MapMaker().weakKeys().makeMap();
+   private static final Map<Node, SmartToken> TOKENS = new MapMaker().weakKeys().makeMap();
 
    public static void put( final Node node, final SmartToken token ) {
-      tokens.put( node, token );
+      TOKENS.put( node, token );
    }
 
    public static Optional<SmartToken> getToken( final Node node ) {
-      return Optional.ofNullable( tokens.get( node ) );
+      return Optional.ofNullable( TOKENS.get( node ) );
    }
 }

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/resolver/services/TurtleLoader.java

@@ -21,7 +21,6 @@
 import java.nio.charset.StandardCharsets;
 import java.util.Objects;
 import java.util.stream.Collectors;
-
 import javax.annotation.Nullable;
 
 import org.eclipse.esmf.aspectmodel.resolver.exceptions.ParserException;

core/esmf-aspect-model-validator/src/main/java/org/eclipse/esmf/aspectmodel/shacl/RustLikeFormatter.java

@@ -19,7 +19,6 @@
 import java.util.Objects;
 import java.util.Set;
 import java.util.stream.Stream;
-
 import javax.annotation.Nullable;
 
 import org.eclipse.esmf.aspectmodel.resolver.parser.PlainTextFormatter;