Fix rst markup errors.

Misc/NEWS

@@ -61,7 +61,7 @@ Core and Builtins
   undocumented value PyBUF_SHADOW, and strangely-looking code in
   PyMemoryView_GetContiguous.
 
-- Issue #6081: Add str.format_map, similar to str.format(**mapping).
+- Issue #6081: Add str.format_map(), similar to ``str.format(**mapping)``.
 
 - If FileIO.__init__ fails, close the file descriptor.
 
@@ -126,7 +126,7 @@ Library
   there are non-base64 alphabet characters in the input.
 
 - Issue #10386: Add __all__ to token module; this simplifies importing in
-  tokenize module and prevents leaking of private names through import *.
+  tokenize module and prevents leaking of private names through ``import *``.
 
 - Issue #4471: Properly shutdown socket in IMAP.shutdown().  Patch by Lorenzo
   M. Catucci.