Issue #19344: fix markup error in whatsnew
Thanks to Marius Gedminas
diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst
index 8e4f8e6..5e22679 100644
--- a/Doc/whatsnew/3.4.rst
+++ b/Doc/whatsnew/3.4.rst
@@ -613,7 +613,7 @@
LINEAR_PROBES to be any value. Set LINEAR_PROBES=0 to turn-off
linear probing entirely.
- (Contributed by Raymond Hettinger in :issue"`18771`.)
+ (Contributed by Raymond Hettinger in :issue:`18771`.)
* The interpreter starts about 30% faster. A couple of measures lead to the
speedup. The interpreter loads fewer modules on startup, e.g. the :mod:`re`,