Update timecop requirement from = 0.9.1 to = 0.9.2 (faker-ruby#2160)

Updates the requirements on [timecop](https://github.com/travisjeffery/timecop) to permit the latest version.
- [Release notes](https://github.com/travisjeffery/timecop/releases)
- [Changelog](https://github.com/travisjeffery/timecop/blob/master/History.md)
- [Commits](travisjeffery/timecop@v0.9.1...v0.9.2)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Gemfile.lock

@@ -46,7 +46,7 @@ GEM
     simplecov-html (0.10.2)
     test-unit (3.3.6)
       power_assert
-    timecop (0.9.1)
+    timecop (0.9.2)
     unicode-display_width (1.7.0)
     yard (0.9.25)
 
@@ -61,7 +61,7 @@ DEPENDENCIES
   rubocop (= 0.93.1)
   simplecov (= 0.17.1)
   test-unit (= 3.3.6)
-  timecop (= 0.9.1)
+  timecop (= 0.9.2)
   yard (= 0.9.25)
 
 BUNDLED WITH

faker.gemspec

@@ -35,6 +35,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency('rubocop', '0.93.1')
   spec.add_development_dependency('simplecov', '0.17.1')
   spec.add_development_dependency('test-unit', '3.3.6')
-  spec.add_development_dependency('timecop', '0.9.1')
+  spec.add_development_dependency('timecop', '0.9.2')
   spec.add_development_dependency('yard', '0.9.25')
 end