chore: Upgrade ruby to 2.7.3

Author: justinhartman

CHANGELOG.md

@@ -9,7 +9,7 @@ version released to date for the Jekyll Heroku Starter Kit.
     - Hyperlinked the company name in the footer with new CSS style
     - Added historical releases to [Changelog](/pages/changelog.html) page
     - Upgraded Jekyll from `4.1.1` to `4.2.0`
-    - Upgraded `ruby` from `2.6.3` to `2.7.1`
+    - Upgraded `ruby` from `2.6.3` to `2.7.3`
     - Upgraded `bundler` from `2.1.4` to `2.2.3`
     - Security fix upgrades to remaining `Gemfile` packages
     - Updated content on README and Home pages

Gemfile

@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby "~> 2.7.0"
+ruby "2.7.3"
 gem 'bundler', '~> 2.2.3'
 gem "jekyll", '~> 4.2.0'
 gem "rack", ">= 2.1.4"

Gemfile.lock

@@ -99,7 +99,7 @@ DEPENDENCIES
   rake
 
 RUBY VERSION
-   ruby 2.7.1p83
+   ruby 2.7.3p183
 
 BUNDLED WITH
    2.2.9

README.md

@@ -281,7 +281,7 @@ site you built on your local machine, now published on Heroku.
 
 - [Jekyll 4.2.0][jekyll]
 - [Heroku][heroku-main]
-- [ruby 2.7.1][ruby]
+- [ruby 2.7.3][ruby]
 - [Homebrew 2.4.0][brew]
 - [Bundler version 2.2.9][bundler]
 

_pages/changelog.md

@@ -40,7 +40,7 @@ version released to date for the Jekyll Heroku Starter Kit.
     - Hyperlinked the company name in the footer with new CSS style
     - Added historical releases to [Changelog](/pages/changelog.html) page
     - Upgraded Jekyll from `4.1.1` to `4.2.0`
-    - Upgraded `ruby` from `2.6.3` to `2.7.1`
+    - Upgraded `ruby` from `2.6.3` to `2.7.3`
     - Upgraded `bundler` from `2.1.4` to `2.2.3`
     - Security fix upgrades to remaining `Gemfile` packages
     - Updated content on README and Home pages