fix: Cleanup docs

blog/news-and-updates/2024-08-14-update.mdx

@@ -27,7 +27,7 @@ The digital assets section of the developer docs has gotten an overhaul! Before,
 
 - [Token standards](/docs/current/developer-docs/defi/tokens/token-standards)
 
-- [Asset flow](/docs/current/developer-docs/defi/tokens/asset_flow/)
+- [Asset flow](/docs/current/developer-docs/defi/tokens/a)
 
 - [Ledger integration options](/docs/current/developer-docs/defi/tokens/advanced/direct_integration)
 

docs/developer-docs/getting-started/tokens-and-cycles.mdx

@@ -50,9 +50,9 @@ The Internet Computer supports creating and deploying custom fungible or non-fun
 
 ## What is a ledger?
 
-A [**ledger**](/docs/current/developer-docs/defi/tokens/ledger/overview) is a system canister used to store accounts and their transactions. Each token on the Internet Computer has its **own** ledger. This means that there are separate ledgers for ICP tokens, cycles, and every ICRC token that has been deployed on the network.
+A [**ledger**](/docs/current/developer-docs//defi/overview) is a system canister used to store accounts and their transactions. Each token on the Internet Computer has its **own** ledger. This means that there are separate ledgers for ICP tokens, cycles, and every ICRC token that has been deployed on the network.
 
-[Learn more about ledgers](/docs/current/developer-docs/defi/tokens/ledger/overview).
+[Learn more about ledgers](/docs/current/developer-docs//defi/overview).
 
 ## Obtaining cycles