docs: update broken md links (backport #1130) (#1142)

* docs: update broken md links (#1130)

(cherry picked from commit fd76f45)

# Conflicts:
#	docs/docs/validators/joining-testnet.md

* Update joining-testnet.md

---------

Co-authored-by: MSalopek <[email protected]>
Co-authored-by: Shawn <[email protected]>

Author: 3 people

docs/docs/features/proposals.md

@@ -48,7 +48,7 @@ Minimal example:
     "distribution_transmission_channel": "channel-123"
 }
 ```
-More examples can be found in the replicated security testnet repository [here](https://github.com/cosmos/testnets/blob/master/replicated-security/baryon-1/proposal-baryon-1.json) and [here](https://github.com/cosmos/testnets/blob/master/replicated-security/noble-1/start-proposal-noble-1.json).
+More examples can be found in the replicated security testnet repository [here](https://github.com/cosmos/testnets/blob/master/replicated-security/stopped/baryon-1/proposal-baryon-1.json) and [here](https://github.com/cosmos/testnets/blob/master/replicated-security/stopped/noble-1/start-proposal-noble-1.json).
 
 ## `ConsumerRemovalProposal`
 Proposal type used to suggest removing an existing consumer chain.

docs/docs/validators/joining-testnet.md

@@ -169,8 +169,7 @@ gaiad tx provider assign-consensus-key consumer-1 '<consumer_pubkey>' --from <ke
 After this step, you are ready to copy the consumer genesis into your nodes's `/config` folder, start your consumer chain node and catch up to the network.
 
 ## Baryon
-You can find the onboarding repo instructions for the Baryon chain [here](https://github.com/cosmos/testnets/blob/master/replicated-security/baryon-1/README.md)
-
+You can find the onboarding repo instructions for the Baryon chain [here](https://github.com/cosmos/testnets/blob/master/replicated-security/stopped/baryon-1/README.md)
 
 ## Noble
-You can find the onboarding repo instructions for the Noble chain [here](https://github.com/cosmos/testnets/blob/master/replicated-security/noble-1/README.md)
+You can find the onboarding repo instructions for the Noble chain [here](https://github.com/cosmos/testnets/blob/master/replicated-security/stopped/noble-1/README.md)