Bump country_select from 6.1.1 to 8.0.0

Bumps [country_select](https://github.com/countries/country_select) from 6.1.1 to 8.0.0.
- [Release notes](https://github.com/countries/country_select/releases)
- [Changelog](https://github.com/countries/country_select/blob/master/CHANGELOG.md)
- [Commits](countries/country_select@v6.1.1...v8.0.0)

---
updated-dependencies:
- dependency-name: country_select
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -123,12 +123,10 @@ GEM
     choice (0.2.0)
     coderay (1.1.3)
     concurrent-ruby (1.1.10)
-    countries (4.2.1)
-      i18n_data (~> 0.15.0)
+    countries (5.1.0)
       sixarm_ruby_unaccent (~> 1.1)
-    country_select (6.1.1)
-      countries (~> 4.2)
-      sort_alphabetical (~> 1.1)
+    country_select (8.0.0)
+      countries (~> 5.0)
     crass (1.0.6)
     dead_end (1.1.7)
     derailed_benchmarks (2.1.1)
@@ -211,8 +209,6 @@ GEM
     http_parser.rb (0.6.0)
     i18n (1.10.0)
       concurrent-ruby (~> 1.0)
-    i18n_data (0.15.0)
-      simple_po_parser (~> 1.1)
     icalendar (2.7.1)
       ice_cube (~> 0.16)
     ice_cube (0.16.3)
@@ -427,7 +423,6 @@ GEM
     simple-password-gen (0.1.5)
     simple_calendar (2.4.3)
       rails (>= 3.0)
-    simple_po_parser (1.1.5)
     sinatra (2.2.0)
       mustermann (~> 1.0)
       rack (~> 2.2)
@@ -456,8 +451,6 @@ GEM
       thor (~> 1.0)
       tilt (~> 2.0)
       yard (~> 0.9, >= 0.9.24)
-    sort_alphabetical (1.1.0)
-      unicode_utils (>= 1.2.2)
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
@@ -483,7 +476,6 @@ GEM
       unf_ext
     unf_ext (0.0.7.7)
     unicode-display_width (2.1.0)
-    unicode_utils (1.4.0)
     uniform_notifier (1.14.2)
     warden (1.2.9)
       rack (>= 2.0.9)