Mark broken nqp::readlinefh tests as TODO.

Now t/nqp/19-file-ops.t passes cleanly through the test harness.

Author: arnsholt

t/nqp/19-file-ops.t

@@ -117,7 +117,8 @@ if nqp::getcomp('nqp').backend.name eq 'parrot' {
     ok(1, "ok $_ # Skipped: readlinefh is broken on parrot") for (36, 37, 38, 39, 40);
 }
 else {
-    $fh := nqp::open('t/nqp/19-readline.txt', 'r');
+    $fh := nqp::open('t/nqp/19-readline.txt', 'r') if nqp::getcomp('nqp').backend.name eq 'jvm';
+    todo("NQP/JVM doesn't handle non-Unix lineendings properly", 5);
     ok(nqp::readlinefh($fh) eq "line1\r",   'reading a line till CR');
     ok(nqp::readlinefh($fh) eq "line2\r\n", 'reading a line till CRLF');
     ok(nqp::readlinefh($fh) eq "line3\n",   'reading a line till LF');