debug: try bigger blacksmith runners

Author: mmlb

.github/workflows/ami-release-nix.yml

@@ -48,10 +48,10 @@ jobs:
         target:
           - arch: amd64
             instance_type: c6i.4xlarge
-            runner: ubuntu-24.04
+            runner: blacksmith-4vcpu-ubuntu-2404
           - arch: arm64
             instance_type: c6g.4xlarge
-            runner: ubuntu-24.04-arm
+            runner: blacksmith-4vcpu-ubuntu-2404-arm
     runs-on: ${{ matrix.target.runner }}
     timeout-minutes: 150
 

.github/workflows/testinfra-ami-build.yml

@@ -49,10 +49,10 @@ jobs:
         target:
           - arch: amd64
             instance_type: c6i.4xlarge
-            runner: ubuntu-24.04
+            runner: blacksmith-4vcpu-ubuntu-2404
           - arch: arm64
             instance_type: c6g.4xlarge
-            runner: ubuntu-24.04-arm
+            runner: blacksmith-4vcpu-ubuntu-2404-arm
     runs-on: ${{ matrix.target.runner }}
     timeout-minutes: 150