ci: bump specs for e2e-package-managers

Author: hybrist

.github/workflows/ci.yml

@@ -160,7 +160,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-latest-4-cores]
         node: [22]
         subset: [yarn, pnpm]
         shard: [0, 1, 2]

.github/workflows/pr.yml

@@ -178,7 +178,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-latest-4-cores]
         node: [22]
         subset: [yarn, pnpm]
         shard: [0, 1, 2]