Typo fix.

Author: pmichaud

README

@@ -24,10 +24,12 @@ A: Several reasons:
           implementation.
       2.  Implementations' handling of embedded POD is still
           a bit uneven; this avoids potential runtime impacts.
-      3.  A separate repo in the perl6 github account invites
+      3.  A separate repo in the perl6 Github account invites
           more potential contributors and editors.
 
 Q: Which license is this stuff under?
 A: Both code and documentation are available under the Artistic License 2.0
    as published by The Perl Foundation. See the 'LICENSE' file for the full
    text.
+
+