workflows: remove the custom windows only jobs

Restore the job matrix to run on linux, macos and windows.

Remove lines with extra whitespace.

Improve the documentation of the Eowyn workflow.

Remove the single quoting of the workflow names.

.github/workflows/ci.yml

@@ -1,5 +1,4 @@
-name: 'CI'
+name: CI
-# Makes some checks
 
 on:
   pull_request:
@@ -28,11 +27,11 @@ jobs:
       - name: Check compatibility with old Zig compilers
         run: ci/compat.sh
 
-  test-linux_mac:
+  test:
     name: Unit Tests
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-latest]
     runs-on: ${{ matrix.os }}
     timeout-minutes: 30
     steps:
@@ -46,19 +45,3 @@ jobs:
 
       - name: Run unit tests
         run: zig build test
-        
-  test-windows:
-    name: Unit Test Windows
-    runs-on: windows-latest
-    timeout-minutes: 30
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Setup Zig
-        uses: goto-bus-stop/setup-zig@v2
-        with:
-          version: master
-
-      - name: Run unit tests
-        run: zig build test

.github/workflows/eowyn.yml

@@ -1,5 +1,5 @@
-name: 'Eowyn'
+# Test that exercises work with the latest Zig compiler.
-# Tests all exercises
+name: Eowyn
 
 on:
   pull_request:
@@ -13,10 +13,10 @@ defaults:
     shell: bash
 
 jobs:
-  build-linux_mac:
+  build:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-latest]
     runs-on: ${{ matrix.os }}
     timeout-minutes: 30
     steps:
@@ -30,18 +30,3 @@ jobs:
 
       - name: Run Eowyn
         run: patches/eowyn.sh
-        
-  build-windows:
-    runs-on: windows-latest
-    timeout-minutes: 30
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-        
-      - name: Setup Zig
-        uses: goto-bus-stop/setup-zig@v2
-        with:
-          version: master
-          
-      - name: Run Eowyn
-        run: patches/eowyn.sh