ruby: bump version to 2.4.1

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/ruby/ruby.hash

@@ -1,2 +1,2 @@
-# From https://www.ruby-lang.org/en/news/2016/12/25/ruby-2-4-0-released/
-sha256 3a87fef45cba48b9322236be60c455c13fd4220184ce7287600361319bb63690  ruby-2.4.0.tar.xz
+# From https://www.ruby-lang.org/en/news/2017/03/22/ruby-2-4-1-released/
+sha256 4fc8a9992de3e90191de369270ea4b6c1b171b7941743614cc50822ddc1fe654  ruby-2.4.1.tar.xz

package/ruby/ruby.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 RUBY_VERSION_MAJOR = 2.4
-RUBY_VERSION = $(RUBY_VERSION_MAJOR).0
+RUBY_VERSION = $(RUBY_VERSION_MAJOR).1
 RUBY_VERSION_EXT = 2.4.0
 RUBY_SITE = http://cache.ruby-lang.org/pub/ruby/$(RUBY_VERSION_MAJOR)
 RUBY_SOURCE = ruby-$(RUBY_VERSION).tar.xz