Fix more instances of unpinned GHA

.github/workflows/publish-embedded-packages.yaml

@@ -71,7 +71,7 @@ jobs:
       id-token: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: 📥 Download built element-call artifact
         uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4
@@ -82,7 +82,7 @@ jobs:
           path: embedded/web/dist
 
       - name: Setup node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4
         with:
           node-version-file: .node-version
           registry-url: "https://registry.npmjs.org"
@@ -119,7 +119,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: 📥 Download built element-call artifact
         uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4
@@ -130,7 +130,7 @@ jobs:
           path: embedded/android/lib/src/main/assets/element-call
 
       - name: ☕️ Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4
         with:
           distribution: "temurin"
           java-version: "17"
@@ -173,7 +173,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
         with:
           path: element-call
 
@@ -186,7 +186,7 @@ jobs:
           path: element-call/embedded/ios/Sources/dist
 
       - name: Checkout element-call-swift
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
         with:
           repository: element-hq/element-call-swift
           path: element-call-swift