align redis-client version

used in sidekiq_scheduler with the one used in outbox
to get RedisClient patch work in both places.

Author: porbas

contrib/ruby_event_store-sidekiq_scheduler/Gemfile

@@ -5,7 +5,7 @@ gemspec
 
 eval_gemfile "../../support/bundler/Gemfile.shared"
 
-gem "redis-client", "< 0.15"
+gem "redis-client", "~> 0.21.1"
 gem "sidekiq", "~> 7.0"
 gem "ruby_event_store", path: "../.."
 gem "rails_event_store", path: "../.."

contrib/ruby_event_store-sidekiq_scheduler/Gemfile.lock

@@ -194,7 +194,7 @@ GEM
       thor (~> 1.0)
       zeitwerk (~> 2.5)
     rake (13.1.0)
-    redis-client (0.14.1)
+    redis-client (0.21.1)
       connection_pool
     regexp_parser (2.6.2)
     rspec (3.12.0)
@@ -245,7 +245,7 @@ DEPENDENCIES
   rails (~> 7.0.7)
   rails_event_store!
   rake (>= 10.0)
-  redis-client (< 0.15)
+  redis-client (~> 0.21.1)
   rspec (~> 3.6)
   ruby_event_store!
   ruby_event_store-sidekiq_scheduler!