HandleProviderDelimiter: rename JEM_MODULAR_CLASSFILE to MODULAR_CLASSFILE

The other constants do not have the JEM_ prefix from JavaElement either.

Signed-off-by: Alexander Kriegisch <Alexander@Kriegisch.name>

asm/src/main/java/org/aspectj/asm/internal/HandleProviderDelimiter.java

 	public static final HandleProviderDelimiter INITIALIZER = new HandleProviderDelimiter('|');
 	public static final HandleProviderDelimiter COMPILATIONUNIT = new HandleProviderDelimiter('{');
 	public static final HandleProviderDelimiter CLASSFILE = new HandleProviderDelimiter('(');
-	public static final HandleProviderDelimiter JEM_MODULAR_CLASSFILE = new HandleProviderDelimiter('\'');
+	public static final HandleProviderDelimiter MODULAR_CLASSFILE = new HandleProviderDelimiter('\'');
 	public static final HandleProviderDelimiter TYPE = new HandleProviderDelimiter('[');
 	public static final HandleProviderDelimiter PACKAGEDECLARATION = new HandleProviderDelimiter('%');
 	public static final HandleProviderDelimiter IMPORTDECLARATION = new HandleProviderDelimiter('#');