chore: Switch release mechanism to the toys-release gem

Signed-off-by: Daniel Azuma <[email protected]>

Author: dazuma

.toys/.toys.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-toys_version! ">= 0.16"
+toys_version! ">= 0.17"
 
 expand :clean, paths: :gitignore
 
@@ -19,7 +19,4 @@
 
 expand :gem_build, name: "install", install_gem: true
 
-load_git remote: "https://github.com/dazuma/toys.git",
-         commit: "common-tools/v0.17.0",
-         path: "common-tools/release",
-         as: "release"
+load_gem "toys-release", as: "release"