ci: remove redundant linux validation job

Author: thymikee

.github/workflows/linux.yml

@@ -14,26 +14,8 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  validate:
-    name: Typecheck & Unit Tests
-    runs-on: ubuntu-latest
-    timeout-minutes: 20
-    steps:
-      - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-
-      - name: Setup toolchain
-        uses: ./.github/actions/setup-node-pnpm
-
-      - name: Typecheck
-        run: pnpm typecheck
-
-      - name: Unit tests
-        run: pnpm test:unit
-
   smoke-linux:
     name: Smoke Tests
-    needs: validate
     runs-on: ubuntu-latest
     timeout-minutes: 30
     env: