chore(EN-1142): Move remaining workflows to the new infra

Author: meliamzz

.github/workflows/clippy.yml

@@ -7,7 +7,7 @@ env:
 
 jobs:
   clippy_check:
-    runs-on: ubuntu-latest
+    runs-on: prod-linux-xs
     steps:
       - uses: actions/checkout@v1
       - run: rustup component add clippy

.github/workflows/rust.yml

@@ -12,7 +12,7 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-22.04
+    runs-on: prod-linux-s
     steps:
     - name: Install apt-get
       run: sudo apt-get install -y clang llvm