Bump flipper from 0.28.3 to 1.0.0

Bumps [flipper](https://github.com/flippercloud/flipper) from 0.28.3 to 1.0.0.
- [Release notes](https://github.com/flippercloud/flipper/releases)
- [Changelog](https://github.com/flippercloud/flipper/blob/main/Changelog.md)
- [Commits](flippercloud/flipper@v0.28.3...v1.0.0)

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

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

Gemfile.lock

@@ -94,6 +94,7 @@ GEM
       msgpack (~> 1.2)
     brakeman (5.4.1)
     brotli (0.4.0)
+    brow (0.4.1)
     builder (3.2.4)
     bundler-audit (0.9.1)
       bundler (>= 1.2.0, < 3)
@@ -152,7 +153,8 @@ GEM
       webrick (~> 1.7)
       websocket-driver (>= 0.6, < 0.8)
     ffi (1.15.5)
-    flipper (0.28.3)
+    flipper (1.0.0)
+      brow (~> 0.4.1)
       concurrent-ruby (< 2)
     foreman (0.87.2)
     formatador (1.1.0)