[TASK] Simplify the HTTP2 condition

recipes/default.rb

@@ -71,13 +71,7 @@ if node['platform_version'] == '16.04'
 	end
 
 	apache_module 'http2' do
-		enable true
-		only_if { node['typo3_site']['allow_http2'] }
-	end
-
-	apache_module 'http2' do
-		disable true
-		not_if { node['typo3_site']['allow_http2'] }
+		enable node['typo3_site']['allow_http2']
 	end
 else
 	include_recipe 'apache2::mod_php5'