prepare 5.26.2c release soon

Author: rurban

dist/Module-CoreList/lib/Module/CoreList.pm

@@ -350,7 +350,7 @@ our %released = (
     '5.027002c' => '2017-12-05',
     '5.022005c' => '2018-01-01',
     '5.024003c' => '2018-01-05',
-    '5.026002c' => '????-??-??',
+    '5.026002c' => '2018-01-??',
     '5.027003c' => '????-??-??',
  );
 

dist/Module-CoreList/t/maintainer.t

@@ -30,5 +30,5 @@ my $released = $Module::CoreList::released{ $curver };
 $released = $Module::CoreList::released{ $curver };
 
 ok( defined $released, "There is a released entry for $]" );
-like( $released, qr{^(\d{4}\-\d{2}\-\d{2}|\?\?\?\?-\?\?-\?\?)$},
+like( $released, qr{^[\?\d]{4}\-[\?\d]{2}\-[\?\d]{2}$},
       'It should be a date in YYYY-MM-DD format' );

pod/perlhist.pod

@@ -642,6 +642,7 @@ the strings?).
  rurban    5.26.0c-RC1  2017-Apr-19     cperl 5.26
  rurban    5.26.0c      2017-Apr-25
  rurban    5.26.1c      2017-Aug-07
+ rurban    5.26.2c      2018-Jan-??
 
  Sawyer X  5.27.0       2017-May-31     The 5.27 development track
  Eric      5.27.1       2017-Jun-20