docs: fix 404 links in scripts/README.md and INTEGRATION.md (#2133)

* Update broken link README.md

* Update broktn link INTEGRATION.md

INTEGRATION.md

@@ -131,7 +131,7 @@ token contracts, your exchange code can simply call `wasm.Keeper.Execute`
 with a properly formatted message to move funds, or `wasm.Keeper.SmartQuery`
 to check balances.
 
-If you look at the unit tests in [`x/wasm/internal/keeper`](https://github.com/CosmWasm/wasmd/tree/master/x/wasm/internal/keeper),
+If you look at the unit tests in [`x/wasm/keeper`](https://github.com/CosmWasm/wasmd/tree/master/x/wasm/keeper),
 it should be pretty straight forward.
 
 <!-- TODO dead link above -->
@@ -213,4 +213,4 @@ the SDK is implemented properly.
 Once you have tested this and are happy with the results, you can wire it up in `app.go`.
 Just edit [the default `NewKeeper` constructor](https://github.com/CosmWasm/wasmd/blob/v0.8.0-rc1/app/app.go#L257-L258)
 to have the proper `availableCapabilities` and pass in the `CustomEncoder` and `CustomQuerier` as the last two arguments to `NewKeeper`.
-Now you can compile your chain and upload your custom contracts on it.
+Now you can compile your chain and upload your custom contracts on it.

scripts/README.md

@@ -3,5 +3,5 @@
 These scripts are copied from the [Cosmos-SDK](https://github.com/cosmos/cosmos-sdk/tree/v0.42.1/scripts) repository 
 with minor modifications. All credits and big thanks go to the original authors.
 
-Please note that a custom [fork](github.com/regen-network/protobuf) by the Regen network team is used.
-See [`go.mod`](../go.mod) for version.
+Please note that a custom [fork](https://github.com/regen-network/protobuf) by the Regen network team is used.
+See [`go.mod`](../go.mod) for version.