Update README.md

Author: detrina

README.md

@@ -70,10 +70,10 @@ The core functionality of Base Usernames should look familiar to anyone that's l
 | [BaseRegistrar](https://docs.ens.domains/registry/eth) | Tokenizes names,  manages ownership and stores expiry | [BaseRegistrarImplementation.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/BaseRegistrarImplementation.sol) | [BaseRegistrar.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/BaseRegistrar.sol) | 
 | [ReverseRegistrar](https://docs.ens.domains/registry/reverse) | Manages the reverse lookup to allow the setting of "primary" names for an address | [ReverseRegistrar.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/reverseRegistrar/ReverseRegistrar.sol) | [ReverseRegistrar.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/ReverseRegistrar.sol) |
 | [L1 Resolver](https://docs.ens.domains/resolvers/ccip-read) | Enables cross-chain, wildcard resolution from L1 | [OffchainResolver.sol](https://github.com/ensdomains/offchain-resolver/blob/main/packages/contracts/contracts/OffchainResolver.sol) | [L1Resolver.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L1/L1Resolver.sol) | 
-| [L2 Resolver](https://docs.ens.domains/resolvers/public) | A standard public resolver for storing records associated with namespaces | [PublicResolver.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/resolvers/PublicResolver.sol) | [L2Resolver.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/L2Resolver.sol) | 
-| Registrar Controller | A permissioned contract which manages registration payment | [ETHRegistrarController.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/ETHRegistrarController.sol) | [RegistrarController.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/RegistrarController.sol) |
-| Stable Price Oracle | The source of pricing based on name length and duration of registration | [StablePriceOracle.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/StablePriceOracle.sol) | [StablePriceOracle.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/StablePriceOracle.sol) |
-| Exponential Premium Oracle | A Dutch auction pricing mechanism for fairly pricing names after expiry | [ExponentialPremiumPricingOracle.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/ExponentialPremiumPriceOracle.sol) | [ExponentialPremiumPricingOracle.sol](https://github.com/base-org/usernames/blob/master/contracts/src/L2/ExponentialPremiumPriceOracle.sol) | 
+| [L2 Resolver](https://docs.ens.domains/resolvers/public) | A standard public resolver for storing records associated with namespaces | [PublicResolver.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/resolvers/PublicResolver.sol) | [L2Resolver.sol](https://github.com/base-org/basenames/blob/main/src/L2/L2Resolver.sol) | 
+| Registrar Controller | A permissioned contract which manages registration payment | [ETHRegistrarController.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/ETHRegistrarController.sol) | [RegistrarController.sol](https://github.com/base-org/basenames/blob/main/src/L2/RegistrarController.sol) |
+| Stable Price Oracle | The source of pricing based on name length and duration of registration | [StablePriceOracle.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/StablePriceOracle.sol) | [StablePriceOracle.sol](https://github.com/base-org/basenames/blob/main/src/L2/StablePriceOracle.sol) |
+| Exponential Premium Oracle | A Dutch auction pricing mechanism for fairly pricing names after expiry | [ExponentialPremiumPricingOracle.sol](https://github.com/ensdomains/ens-contracts/blob/staging/contracts/ethregistrar/ExponentialPremiumPriceOracle.sol) | [ExponentialPremiumPricingOracle.sol](https://github.com/base-org/basenames/blob/main/src/L2/ExponentialPremiumPriceOracle.sol) | 
 
 In addition to replicating the base behavior of the ENS protocol, we are offering a series of promotional discounts associated with various Coinbase product integrations. As such, the Base Usernames Registrar Controller allows users to perform discounted registrations while passing along integration-specific `validationData`. Each discount leverages a common interface: 
 ```solidity