[ruby/io-console] Bump up 0.7.0

https://github.com/ruby/io-console/commit/3e5586e632
2023-12-13 14:55:10 +09:00 · 2023-12-13 14:55:10 +09:00 · 39023792db
--- a/ext/io/console/io-console.gemspec
+++ b/ext/io/console/io-console.gemspec
@ -1,5 +1,5 @@
 # -*- ruby -*-
-_VERSION = "0.6.1.dev.1"
+_VERSION = "0.7.0"

 Gem::Specification.new do |s|
  s.name = "io-console"