fix tempio install for arm64 (#11691)

docker/main/install_tempio.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -euxo pipefail
+
+tempio_version="2021.09.0"
+
+if [[ "${TARGETARCH}" == "amd64" ]]; then
+    arch="amd64"
+elif [[ "${TARGETARCH}" == "arm64" ]]; then
+    arch="aarch64"
+fi
+
+mkdir -p /rootfs/usr/local/tempio/bin
+
+wget -q -O /rootfs/usr/local/tempio/bin/tempio "https://github.com/home-assistant/tempio/releases/download/${tempio_version}/tempio_${arch}"
+chmod 755 /rootfs/usr/local/tempio/bin/tempio