chore: update bazel version needed to 8.4.1

Author: filmil

.bazelversion

@@ -1 +1 @@
-8.1.1
+8.4.1

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Setup bazel
         uses: abhinavsingh/setup-bazel@v3
         with:
-          version: 8.1.1
+          version: 8.4.1
       - name: Checkout
         uses: actions/checkout@v2
       - name: Cache Bazel dependencies

.github/workflows/release-gh-pages.yml

@@ -10,7 +10,7 @@ jobs:
       - name: Setup bazel
         uses: abhinavsingh/setup-bazel@v3
         with:
-          version: 8.1.1
+          version: 8.4.1
       - name: Checkout
         uses: actions/checkout@v2
       - name: Cache Bazel dependencies

ebook-example/.bazelversion

@@ -1 +1 @@
-8.1.1
+8.4.1