Javadoc does not handle package annotations correctly on package-info.java

ADDITIONAL SYSTEM INFORMATION :
Tested on linux

A DESCRIPTION OF THE PROBLEM :
Package annotation on package-info.java is not properly processed

REGRESSION : Last worked in version 11

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
See complete example on github

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Javadoc processing completed without problems. This works in java 11.
ACTUAL -
Javadoc is reporting two errors:

/home/cigaly/workspace/bug12/src/main/java/test/package-info.java:1: error: unknown tag: NamedQuery
@NamedQuery(name = "q1", query = "select something from somwhere where anything>1")
^
/home/cigaly/workspace/bug12/src/main/java/test/package-info.java:1: error: bad use of '>'
@NamedQuery(name = "q1", query = "select something from somwhere where anything>1")
                                                                               ^
2 errors

---------- BEGIN SOURCE ----------
Complete simplified example is on github at https://github.com/cigaly/bug12

package-info.java:

@NamedQuery(name = "q1", query = "select something from somwhere where anything>1")
package test;

import test.annotation.NamedQuery;

NamedQuery.java annotation:

package test.annotation;

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import static java.lang.annotation.ElementType.PACKAGE;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

@Target({ TYPE, PACKAGE })
@Retention(RUNTIME)
public @interface NamedQuery {

    String name();

    String query();

}

---------- END SOURCE ----------

FREQUENCY : always