Build the appinfo by default

Signed-off-by: Christian Wolf <github@christianwolf.email>

Makefile

@@ -48,7 +48,7 @@ appstore_package_name=$(appstore_build_directory)/$(app_name)
 npm=$(shell which npm 2> /dev/null)
 composer=$(shell which composer 2> /dev/null)
 
-all: build
+all: build appinfo/info.xml
 
 # Fetches the PHP and JS dependencies and compiles the JS. If no composer.json
 # is present, the composer step is skipped, if no package.json or js/package.json