Fix javadoc error (java-native-access#107)

Motivation:

We should not see any errors due javadocs

Modification:

Fix javadoc error

Result:

./mvnw javadoc:javadoc dont fail

src/main/java/io/netty/incubator/codec/quic/QuicCodecBuilder.java

@@ -146,7 +146,7 @@ public final B earlyData(boolean enable) {
     /**
      * Set the application protocols to use. These are converted to wire-format.
      *
-     * @see {@link #applicationProtocols(byte[])}.
+     * @see #applicationProtocols(byte[])
      *
      * @param protocols the application protocols.
      * @return          the instance itself.