fix(docker-build): secrets (#2)

Author: TartanLeGrand

.github/workflows/docker-build.yml

@@ -69,8 +69,8 @@ jobs:
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
-          username: ${{ inputs.dockerhub-username }}
-          password: ${{ inputs.dockerhub-pat }}
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PAT }}
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3