Consistent attribute value spelling for PATH_ATTRIBUTE

See gh-24945

spring-web/src/main/java/org/springframework/web/util/ServletRequestPathUtils.java

@@ -39,7 +39,7 @@ import org.springframework.util.Assert;
 public abstract class ServletRequestPathUtils {
 
 	/** Name of Servlet request attribute that holds the parsed {@link RequestPath}. */
-	public static final String PATH_ATTRIBUTE = ServletRequestPathUtils.class.getName() + ".path";
+	public static final String PATH_ATTRIBUTE = ServletRequestPathUtils.class.getName() + ".PATH";
 
 
 	/**

spring-web/src/main/java/org/springframework/web/util/UrlPathHelper.java

@@ -58,9 +58,9 @@ public class UrlPathHelper {
 	 * {@link #getLookupPathForRequest resolved} lookupPath.
 	 * @since 5.3
 	 */
-	public static final String PATH_ATTRIBUTE = UrlPathHelper.class.getName() + ".path";
+	public static final String PATH_ATTRIBUTE = UrlPathHelper.class.getName() + ".PATH";
 
-	private static boolean isServlet4Present =
+	private static final boolean isServlet4Present =
 			ClassUtils.isPresent("javax.servlet.http.HttpServletMapping",
 					UrlPathHelper.class.getClassLoader());