JDK-8266670: Better modeling of access flags in core reflection

src/java.base/share/classes/java/lang/reflect/AccessFlag.java

@@ -41,7 +41,7 @@
  * public}. In other cases, some language-level modifiers do
  * <em>not</em> have an access flag, such as {@code sealed} (JVMS
  * {@jvms 4.7.31}) and some access flags have no corresponding
-* modifier, such as {@linkplain SYNTHETIC synthetic}.
+ * modifier, such as {@linkplain SYNTHETIC synthetic}.
  *
  * <p>The values for the constants representing the access and module
  * flags are taken from sections of <cite>The Java Virtual Machine