Revert "[Infra]Change the harmony build runner"

This reverts commit 3d5408f.

Author: RovicnowYoyi

.github/workflows/ci.yml

@@ -236,14 +236,19 @@ jobs:
           popd
 
   harmony-har-build:
-    runs-on: lynx-container
+    runs-on: lynx-custom-dind
     container:
       image: ghcr.io/lynx-family/ubuntu24.04-harmony:lastest
       options: --cap-add=NET_ADMIN
       credentials:
         username: lynx-family
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
+      - name: Set MTU
+        run: |
+          sudo apt-get update && sudo apt-get install --no-install-recommends -y iproute2
+          sudo ip link set dev eth0 mtu 1450
+          echo "MTU set successfully"
       - name: Python Setup
         uses: actions/setup-python@v5
         with:
@@ -271,14 +276,19 @@ jobs:
           popd
 
   harmony-hap-build:
-    runs-on: lynx-container
+    runs-on: lynx-custom-dind
     container:
       image: ghcr.io/lynx-family/ubuntu24.04-harmony:lastest
       options: --cap-add=NET_ADMIN
       credentials:
         username: lynx-family
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
+      - name: Set MTU
+        run: |
+          sudo apt-get update && sudo apt-get install --no-install-recommends -y iproute2
+          sudo ip link set dev eth0 mtu 1450
+          echo "MTU set successfully"
       - name: Python Setup
         uses: actions/setup-python@v5
         with:

.github/workflows/harmony-release.yml

@@ -7,14 +7,19 @@ on:
 
 jobs:
   harmony-release:
-    runs-on: lynx-container
+    runs-on: lynx-custom-dind
     container:
       image: ghcr.io/lynx-family/ubuntu24.04-harmony:lastest
       options: --cap-add=NET_ADMIN
       credentials:
         username: lynx-family
         password: ${{ secrets.GITHUB_TOKEN }}
     steps:
+      - name: Set MTU
+        run: |
+          sudo apt install --no-install-recommends -y iproute2 
+          sudo ip link set dev eth0 mtu 1450 # remain 50 for k8s overlay
+          echo "MTU set successfully"
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@v1
         with: