ci: change release runner to blacksmith-4vcpu-ubuntu-2404 (#510)

Author: burmecia

.github/workflows/release.yml

@@ -42,8 +42,8 @@ jobs:
         features:
           - "all_fdws"
         box:
-          - { runner: blacksmith-8vcpu-ubuntu-2404, arch: amd64 }
-          - { runner: blacksmith-8vcpu-ubuntu-2404-arm, arch: arm64 }
+          - { runner: blacksmith-4vcpu-ubuntu-2404, arch: amd64 }
+          - { runner: blacksmith-4vcpu-ubuntu-2404-arm, arch: arm64 }
     runs-on: ${{ matrix.box.runner }}
     timeout-minutes: 90
     steps:

.github/workflows/release_wasm_fdw.yml

@@ -11,7 +11,7 @@ permissions:
 jobs:
   release:
     name: Create Wasm FDW Release
-    runs-on: blacksmith-8vcpu-ubuntu-2404
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     steps:
       - name: Checkout code
         uses: actions/checkout@v4