chore: bump shard version (#285)

Author: naqvis

shard.lock

@@ -195,15 +195,15 @@ shards:
 
   pool:
     git: https://github.com/ysbaddaden/pool.git
-    version: 0.3.0
+    version: 0.2.4
 
   promise:
     git: https://github.com/spider-gazelle/promise.git
     version: 3.2.0
 
-  redis:
+  redis: # Overridden
     git: https://github.com/stefanwille/crystal-redis.git
-    version: 2.7.0+git.commit.e81d33945592688c07add1274b811c06d0e4ee26
+    version: 2.9.1
 
   redis-cluster:
     git: https://github.com/place-labs/redis-cluster.cr.git

shard.override.yml

@@ -9,3 +9,6 @@ dependencies:
   ulid:
     github: place-labs/ulid
     branch: master
+
+  redis:
+    github: stefanwille/crystal-redis