ci: Exclude Nix 2.3 on aarch64-linux

Author: rickynils

.github/workflows/cicd.yml

@@ -53,6 +53,9 @@ jobs:
           - 2.26.1
           - 2.25.5
           - 2.24.12
+        exclude:
+          - ubuntu-24.04-arm
+          - nix_version: 2.3.18
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
@@ -88,6 +91,9 @@ jobs:
           - 2.26.1
           - 2.25.5
           - 2.24.12
+        exclude:
+          - ubuntu-24.04-arm
+          - nix_version: 2.3.18
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4