fix(group): add group members weight checks

CHANGELOG.md

@@ -164,7 +164,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (x/gov) [#13160](https://github.com/cosmos/cosmos-sdk/pull/13160) Remove custom marshaling of proposl and voteoption.
 * (types) [#13430](https://github.com/cosmos/cosmos-sdk/pull/13430) Remove unused code `ResponseCheckTx` and `ResponseDeliverTx`
 * (store) [#13529](https://github.com/cosmos/cosmos-sdk/pull/13529) Add method `LatestVersion` to `MultiStore` interface, add method `SetQueryMultiStore` to baesapp to support alternative `MultiStore` implementation for query service.
-* (pruning) [#13609]](https://github.com/cosmos/cosmos-sdk/pull/13609) Move pruning package to be under store package
+* (pruning) [#13609](https://github.com/cosmos/cosmos-sdk/pull/13609) Move pruning package to be under store package
 * [#13794](https://github.com/cosmos/cosmos-sdk/pull/13794) Most methods on `types/module.AppModule` have been moved to 
 extension interfaces. `module.Manager.Modules` is now of type `map[string]interface{}` to support in parallel the new 
 `cosmossdk.io/core/appmodule.AppModule` API.
@@ -176,9 +176,10 @@ extension interfaces. `module.Manager.Modules` is now of type `map[string]interf
 
 ### Bug Fixes
 
+* (x/group) [#13869](https://github.com/cosmos/cosmos-sdk/pull/13869) Group members weight must be positive and a finite number.
 * (x/auth) [#13838](https://github.com/cosmos/cosmos-sdk/pull/13838) Fix calling `String()` and `MarshalYAML` panics when pubkey is set on a `BaseAccount`. 
 * (rosetta) [#13583](https://github.com/cosmos/cosmos-sdk/pull/13583) Misc fixes for cosmos-rosetta.
-* (x/evidence) [#13740](https://github.com/cosmos/cosmos-sdk/pull/13740)  Fix evidence query API to decode the hash properly.
+* (x/evidence) [#13740](https://github.com/cosmos/cosmos-sdk/pull/13740) Fix evidence query API to decode the hash properly.
 * (bank) [#13691](https://github.com/cosmos/cosmos-sdk/issues/13691) Fix unhandled error for vesting account transfers, when total vesting amount exceeds total balance.
 * [#13553](https://github.com/cosmos/cosmos-sdk/pull/13553) Ensure all parameter validation for decimal types handles nil decimal values.
 * [#13145](https://github.com/cosmos/cosmos-sdk/pull/13145) Fix panic when calling `String()` to a Record struct type.