ruby-memoist: update to 0.16.2.

Upstream changes (from CHANGELOG.md):

v0.16.2 (2019-12-04)

Merged pull requests:

* Fix regression introduced by frozen symbol fix #86 (sebjacobs)

v0.16.1 (2019-11-08)

Merged pull requests:

* Remove ruby 1.9.2 from travis build matrix #84 (unasuke)
* Make Memoist.escape_punctuation compatible with MRI 2.7 #82 (casperisfine)
* add 2.5.1 to travis #77 (matthewrudy)
* Remove ghit.me #74 (matthewrudy)
* Place sample code for execution in README.md #73 (3nan3)
* Require Ruby >=1.9.2 #69 (matthewrudy)

devel/ruby-memoist/Makefile

@@ -1,6 +1,6 @@
-# $NetBSD: Makefile,v 1.3 2017/07/08 03:11:05 tsutsui Exp $
+# $NetBSD: Makefile,v 1.4 2019/12/11 14:51:36 tsutsui Exp $
 
-DISTNAME=	memoist-0.16.0
+DISTNAME=	memoist-0.16.2
 CATEGORIES=	devel
 
 MAINTAINER=	tsutsui@NetBSD.org

devel/ruby-memoist/PLIST

@@ -1,13 +1,13 @@
-@comment $NetBSD: PLIST,v 1.2 2016/11/01 16:50:31 taca Exp $
+@comment $NetBSD: PLIST,v 1.3 2019/12/11 14:51:36 tsutsui Exp $
 ${GEM_HOME}/cache/${GEM_NAME}.gem
 ${GEM_LIBDIR}/.gitignore
 ${GEM_LIBDIR}/.travis.yml
+${GEM_LIBDIR}/CHANGELOG.md
 ${GEM_LIBDIR}/Gemfile
 ${GEM_LIBDIR}/LICENSE.md
 ${GEM_LIBDIR}/README.md
 ${GEM_LIBDIR}/Rakefile
 ${GEM_LIBDIR}/lib/memoist.rb
-${GEM_LIBDIR}/lib/memoist/core_ext/singleton_class.rb
 ${GEM_LIBDIR}/lib/memoist/version.rb
 ${GEM_LIBDIR}/memoist.gemspec
 ${GEM_LIBDIR}/script/benchmark.rb

devel/ruby-memoist/distinfo

@@ -1,6 +1,6 @@
-$NetBSD: distinfo,v 1.3 2017/07/08 03:11:05 tsutsui Exp $
+$NetBSD: distinfo,v 1.4 2019/12/11 14:51:36 tsutsui Exp $
 
-SHA1 (memoist-0.16.0.gem) = daa70c5adf7777010fa29a80ed798334780cb31f
-RMD160 (memoist-0.16.0.gem) = 764a9f6e9edd10080a28f5346bdf0bb95990b31a
-SHA512 (memoist-0.16.0.gem) = 55a560793cfb911ef15085de6fac2816e8340b9939394a4c2c01264e0da3ca4008081916a0431e6f76e6b90c0294305cbd0803643f159f946973ff4dc7c94df5
-Size (memoist-0.16.0.gem) = 12288 bytes
+SHA1 (memoist-0.16.2.gem) = 7034eafcf51617380816322bec1ed8dea482c78a
+RMD160 (memoist-0.16.2.gem) = ef0123708b1be2b65c2d36c48df036d13e66c52e
+SHA512 (memoist-0.16.2.gem) = 8de7c73362e621c420f04e1b37c27a21fdc46c5e341c8cfbfd835f1cb53eb1a763dc43565fcc9723bcbdaa439a7c6921a8541a741646db4ef127cb8f6018fb10
+Size (memoist-0.16.2.gem) = 13824 bytes