Bump flipper from 1.3.4 to 1.3.5

---
updated-dependencies:
- dependency-name: flipper
  dependency-version: 1.3.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -175,7 +175,7 @@ GEM
       ffi (>= 1.15.5)
       rake
     flamegraph (0.9.5)
-    flipper (1.3.4)
+    flipper (1.3.5)
       concurrent-ruby (< 2)
     flipper-active_record (1.3.4)
       activerecord (>= 4.2, < 9)