Fix @compatability and @end_compatibility to add <br>

Signed-off-by: Ryan Nett <JNett96@gmail.com>

Author: JimClarke5

tensorflow-core/tensorflow-core-generator/src/main/java/org/tensorflow/op/generator/javadoc/JavaDocWriter.java

@@ -74,8 +74,10 @@ protected void append(String s) {
 
   private String escapeHtml(String s) {
     s = Escaping.escapeHtml(s);
-    if (s.contains("@compatibility") || s.contains("@end_compatibility")) {
-      s = s.replace("@", "{@literal @}");
+    if (s.contains("@compatibility")) {
+      s = s.replace("@", "{@literal @}") + "<br>";
+    } else if (s.contains("@end_compatibility")) {
+      s = "<br>" + s.replace("@", "{@literal @}");
     }
     return s;