github: Run tests on Node 20 and 22

Node 18 is EOL.

Author: penberg

.github/workflows/CI.yml

@@ -141,8 +141,8 @@ jobs:
           - host: windows-latest
             target: x86_64-pc-windows-msvc
         node:
-          - '18'
           - '20'
+          - '22'
     runs-on: ${{ matrix.settings.host }}
     steps:
       - uses: actions/checkout@v4
@@ -172,8 +172,8 @@ jobs:
       fail-fast: false
       matrix:
         node:
-          - '18'
           - '20'
+          - '22'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -202,8 +202,8 @@ jobs:
       fail-fast: false
       matrix:
         node:
-          - '18'
           - '20'
+          - '22'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -234,8 +234,8 @@ jobs:
       fail-fast: false
       matrix:
         node:
-          - '18'
           - '20'
+          - '22'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4