Skip brotli module entirely for non-64bit archs

scripts/build-openresty

@@ -17,6 +17,11 @@ git clone https://github.com/leev/ngx_http_geoip2_module.git
 mv /tmp/ngx_http_geoip2_module /tmp/openresty/ngx_http_geoip2_module
 cd /tmp/openresty
 
+BROTI_MODULE="--add-module=/tmp/ngx_brotli"
+if [ "$TARGETPLATFORM" = "linux/arm/v7" ]; then
+	BROTI_MODULE=
+fi
+
 ./configure \
 	--prefix=/etc/nginx \
 	--sbin-path=/usr/sbin/nginx \
@@ -57,7 +62,7 @@ cd /tmp/openresty
 	--with-stream_ssl_module \
 	--with-stream_ssl_preread_module \
 	--add-dynamic-module=/tmp/openresty/ngx_http_geoip2_module \
-	--add-module=/tmp/ngx_brotli
+	${BROTI_MODULE}
 
 make -j2