chore(deps): update dependency macos to v26

Author: renovate[bot]

.github/actionlint.yml

@@ -3,4 +3,5 @@
 self-hosted-runner:
   labels:
     - macos-15-intel
+    - macos-26
     - ubuntu-24.04-arm

.github/workflows/build.yaml

@@ -60,7 +60,7 @@ jobs:
 
   macos:
     name: Nix - MacOS
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Setup Nix Environment