revert: ci: Update to larger runners

Author: svix-mman

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ permissions:
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-24.04-8-cores
+    runs-on: ubuntu-24.04
     timeout-minutes: 5
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
@@ -27,7 +27,7 @@ jobs:
           version: latest
 
   generate:
-    runs-on: ubuntu-24.04-8-cores
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5.4.0

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
   goreleaser:
     permissions:
       contents: write
-    runs-on: ubuntu-24.04-8-cores
+    runs-on: ubuntu-24.04
     environment: release
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2