Added version release notes

CITATION.cff

@@ -2,9 +2,9 @@ cff-version: 1.2.0
 message: Please use the following metadata when citing this project in your work.
 title: macOS
 abstract: Shell scripts for automated macOS machine setup.
-version: 18.3.0
+version: 18.3.1
 license: Hippocratic-2.1
-date-released: 2024-07-08
+date-released: 2024-08-17
 authors:
   - family-names: Kuhlmann
     given-names: Brooke

README.adoc

@@ -51,7 +51,7 @@ To install, run:
 ----
 git clone https://github.com/bkuhlmann/mac_os.git
 cd mac_os
-git checkout 18.3.0
+git checkout 18.3.1
 ----
 
 == Usage

VERSIONS.adoc

@@ -1,5 +1,9 @@
 = Versions
 
+== 18.3.1 (2024-08-17)
+
+* 🔼 Updated to Ruby 3.3.4 - Brooke Kuhlmann
+
 == 18.3.0 (2024-07-08)
 
 * 🔼 Updated to Caliber 0.58.0 - Brooke Kuhlmann