Update syslog requirement from ~> 0.1.1 to < 1

Updates the requirements on [syslog](https://github.com/ruby/syslog) to permit the latest version.
- [Release notes](https://github.com/ruby/syslog/releases)
- [Commits](ruby/syslog@v0.1.1...v0.3.0)

---
updated-dependencies:
- dependency-name: syslog
  dependency-version: 0.3.0
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile

@@ -35,7 +35,7 @@ group(:features) do
   # requires native ldap headers/libs
   # gem 'ruby-ldap', '~> 0.9', require: false, platforms: [:ruby]
   gem 'puppetserver-ca', '~> 2.0', require: false
-  gem 'syslog', '~> 0.1.1', require: false, platforms: [:ruby]
+  gem 'syslog', '>= 0.1.1', '< 1', require: false, platforms: [:ruby]
   gem 'CFPropertyList', ['>= 3.0.6', '< 4'], require: false
 end