Fix malformed HTML in CGLIB javadoc

See gh-28955

spring-core/src/main/java/org/springframework/cglib/core/GeneratorStrategy.java

@@ -16,7 +16,7 @@
 package org.springframework.cglib.core;
 
 /**
- * The <code>GeneratorStrategy</code. is responsible for taking a
+ * The <code>GeneratorStrategy</code> is responsible for taking a
  * {@link ClassGenerator} and producing a byte array containing the
  * data for the generated <code>Class</code>.  By providing your
  * own strategy you may examine or modify the generated class before

spring-core/src/main/java/org/springframework/cglib/reflect/MethodDelegate.java

@@ -65,7 +65,7 @@ import org.springframework.asm.Type;
  *       }
  *
  *       public int alternateMain( String[] args ) {
- *           for (int i = 0; i < args.length; i++) {
+ *           for (int i = 0; i &lt; args.length; i++) {
  *               System.out.println( args[i] );
  *           }
  *           return args.length;