Replace GitHub build script with new test script

Author: danielsaidi

.github/workflows/build.yml renamed to .github/workflows/test.yml

@@ -1,7 +1,7 @@
 # This workflow builds and tests the project.
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-swift
 
-name: Build Runner
+name: Unit Test Runner
 
 on:
   push:
@@ -17,7 +17,5 @@ jobs:
       - uses: maxim-lobanov/setup-xcode@v1
         with:
           xcode-version: latest-stable
-      - name: Build all platforms
-        run: bash scripts/build.sh ${{ github.event.repository.name }}
-      - name: Test iOS
-        run: bash scripts/test.sh ${{ github.event.repository.name }}
+      - name: Run unit tests for all platforms
+        run: bash scripts/test.sh ${{ github.event.repository.name }}

README.md

@@ -4,7 +4,7 @@
 
 <p align="center">
     <img src="https://img.shields.io/github/v/release/danielsaidi/RichTextKit?color=%2300550&sort=semver" alt="Version" />
-    <img src="https://img.shields.io/badge/Swift-5.9-orange.svg" alt="Swift 5.9" />
+    <img src="https://img.shields.io/badge/Swift-6.0-orange.svg" alt="Swift 6.0" />
     <img src="https://img.shields.io/badge/platform-SwiftUI-blue.svg" alt="Swift UI" title="Swift UI" />
     <a href="https://danielsaidi.github.io/RichTextKit"><img src="https://img.shields.io/badge/documentation-web-blue.svg" alt="Documentation" /></a>
     <img src="https://img.shields.io/github/license/danielsaidi/RichTextKit" alt="MIT License" />