Update critical file(s) according to Chirpy v6.2.3

Author: github-actions[bot]

Gemfile

@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "jekyll-theme-chirpy", "~> 6.2", ">= 6.2.2"
+gem "jekyll-theme-chirpy", "~> 6.2", ">= 6.2.3"
 
 group :test do
   gem "html-proofer", "~> 4.4"
@@ -21,8 +21,3 @@ gem "wdm", "~> 0.1.1", :platforms => [:mingw, :x64_mingw, :mswin]
 # Lock `http_parser.rb` gem to `v0.6.x` on JRuby builds since newer versions of the gem
 # do not have a Java counterpart.
 gem "http_parser.rb", "~> 0.6.0", :platforms => [:jruby]
-
-# Lock jekyll-sass-converter to 2.x on Linux-musl
-if RUBY_PLATFORM =~ /linux-musl/
-  gem "jekyll-sass-converter", "~> 2.0"
-end

_config.yml

@@ -3,10 +3,6 @@
 # Import the theme
 theme: jekyll-theme-chirpy
 
-# Change the following value to '/PROJECT_NAME' ONLY IF your site type is GitHub Pages Project sites
-# and doesn't have a custom domain.
-baseurl: ""
-
 # The language of the webpage › http://www.lingoes.net/en/translator/langcode.htm
 # If it has the same name as one of the files in folder `_data/locales`, the layout language will also be changed,
 # otherwise, the layout language will use the default value of 'en'.
@@ -25,7 +21,8 @@ tagline: A text-focused Jekyll theme # it will display as the sub-title
 description: >- # used by seo meta and the atom feed
   A minimal, responsive and feature-rich Jekyll theme for technical writing.
 
-# fill in the protocol & hostname for your site, e.g., 'https://username.github.io'
+# Fill in the protocol & hostname for your site.
+# e.g. 'https://username.github.io', note that it does not end with a '/'.
 url: ""
 
 github:
@@ -114,6 +111,9 @@ pwa:
 
 paginate: 10
 
+# The base URL of your site
+baseurl: ""
+
 # ------------ The following options are not recommended to be modified ------------------
 
 kramdown:
@@ -180,7 +180,6 @@ exclude:
   - docs
   - tools
   - README.md
-  - CHANGELOG.md
   - LICENSE
   - rollup.config.js
   - package*.json