chore: fix broken links (#6924)

CHANGELOG.md

@@ -1113,7 +1113,7 @@ Upgrade instructions for node operators can be found [here](https://github.com/o
 * [\#637](https://github.com/osmosis-labs/osmosis/pull/637) Add [Bech32IBC](https://github.com/osmosis-labs/bech32-ibc/)
 * [\#610](https://github.com/osmosis-labs/osmosis/pull/610) Upgrade to Cosmos SDK v0.44.x
   * Numerous large updates, such as making module accounts be 32 bytes, Rosetta support, etc.
-  * Adds & integrates the [Authz module](https://github.com/cosmos/cosmos-sdk/tree/master/x/authz/spec)
+  * Adds & integrates the [Authz module](https://github.com/cosmos/cosmos-sdk/tree/master/x/authz)
     See: [SDK v0.43.0 Release Notes](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.43.0) For more details
 * [\#610](https://github.com/osmosis-labs/osmosis/pull/610) Upgrade to IBC-v2
 * [\#560](https://github.com/osmosis-labs/osmosis/pull/560) Implements Osmosis [prop32](https://www.mintscan.io/osmosis/proposals/32) -- clawing back the final 20% of unclaimed osmo and ion airdrop.
@@ -1164,7 +1164,7 @@ Upgrade instructions for node operators can be found [here](https://github.com/o
 
 This release improves the CLI UX of creating and querying gauges.
 
-## [v1.0.1](https://github.com/osmosis/osmosis-labs/releases/tag/v1.0.1) - 2021-06-17
+## [v1.0.1](https://github.com/osmosis-labs/osmosis/releases/tag/v1.0.1) - 2021-06-17
 
 This release fixes a bug in `osmosisd version` always displaying 0.0.1.
 

README.md

@@ -69,7 +69,7 @@ For the most up to date documentation please visit
 ## Joining the Mainnet
 
 [Please visit the official instructions on how to join the Mainnet
-here.](https://docs.osmosis.zone/networks/join-mainnet)
+here.](https://docs.osmosis.zone/overview/validate/joining-mainnet)
 
 Thank you for supporting a healthy blockchain network and community by
 running an Osmosis node!