Remove Log4J initialization from package-info.java

Closes gh-28420

Author: nealshan

spring-web/src/main/java/org/springframework/web/util/package-info.java

@@ -1,6 +1,5 @@
 /**
- * Miscellaneous web utility classes, such as HTML escaping,
- * Log4j initialization, and cookie handling.
+ * Miscellaneous web utility classes, such as HTML escaping and cookie handling.
  */
 @NonNullApi
 @NonNullFields