Drop unused patch file

debian/patches/0400-Relax-recaptcha-version.patch

@@ -1,19 +0,0 @@
-From: Lucas Kanashiro <lucas.kanashiro@collabora.com>
-Date: Tue, 4 Sep 2018 08:09:21 -0300
-Subject: Relax recaptcha version
-
----
- Gemfile | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
---- a/Gemfile
-+++ b/Gemfile
-@@ -47,7 +47,7 @@
- gem 'jwt', '~> 2.1'
- 
- # Spam and anti-bot protection
--gem 'recaptcha', '~> 3.0', require: 'recaptcha/rails'
-+gem 'recaptcha', '~> 4.11', require: 'recaptcha/rails'
- gem 'akismet', '~> 2.0'
- 
- # Two-factor authentication

debian/patches/series

@@ -2,7 +2,6 @@
 0100-remove-development-test.patch
 0110-make-test-dependencies-conditional.patch
 0340-relax-httparty.patch
-#0400-Relax-recaptcha-version.patch
 0350-relax-rdoc.patch
 0430-remove-gitlab-markup.patch
 0440-remove-puma.patch