makefile: support armv7

https://github.com/fphammerle/systemctl-mqtt/commit/b1a84037af931ff75bf0e369b76b812b80e485e6

Makefile

@@ -6,6 +6,7 @@ TOR_PACKAGE_VERSION := $(shell grep -Po 'HOME_ASSISTANT_VERSION=\K.+' Dockerfile
 ARCH := $(shell arch)
 DOCKER_TAG_ARCH_SUFFIX_aarch64 := arm64
 DOCKER_TAG_ARCH_SUFFIX_armv6l := armv6
+DOCKER_TAG_ARCH_SUFFIX_armv7l := armv7
 DOCKER_TAG_ARCH_SUFFIX_x86_64 := amd64
 DOCKER_TAG_ARCH_SUFFIX = ${DOCKER_TAG_ARCH_SUFFIX_${ARCH}}
 DOCKER_TAG = ${DOCKER_TAG_VERSION}-homeassistant${TOR_PACKAGE_VERSION}-${DOCKER_TAG_ARCH_SUFFIX}