refer to online license instead of file (#15631)

contracts/README.md

@@ -24,7 +24,7 @@ $ npm install @chainlink/contracts --save
 The solidity smart contracts themselves can be imported via the `src` directory of `@chainlink/contracts`:
 
 ```solidity
-import '@chainlink/contracts/src/v0.8/AutomationCompatibleInterface.sol';
+import {AutomationCompatibleInterface} from '@chainlink/contracts/src/v0.8/AutomationCompatibleInterface.sol';
 ```
 
 ## Local Development
@@ -42,7 +42,7 @@ $ pnpm test
 
 ## Contributing
 
-Please try to adhere to [Solidity Style Guide](https://github.com/smartcontractkit/chainlink/blob/develop/contracts/STYLE.md).
+Please adhere to the [Solidity Style Guide](https://github.com/smartcontractkit/chainlink/blob/develop/contracts/STYLE.md).
 
 Contributions are welcome! Please refer to
 [Chainlink's contributing guidelines](https://github.com/smartcontractkit/chainlink/blob/develop/docs/CONTRIBUTING.md) for detailed
@@ -70,6 +70,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 Most of the contracts are licensed under the [MIT](https://choosealicense.com/licenses/mit/) license. 
 An exception to this is the ccip folder, which defaults to be licensed under the [BUSL-1.1](./src/v0.8/ccip/LICENSE.md) license, however, there are a few exceptions
 
-- `src/v0.8/ccip/applications/*` is licensed under the [MIT](./src/v0.8/ccip/LICENSE-MIT.md) license
-- `src/v0.8/ccip/interfaces/*` is licensed under the [MIT](./src/v0.8/ccip/LICENSE-MIT.md) license
-- `src/v0.8/ccip/libraries/{Client.sol, Internal.sol}` is licensed under the [MIT](./src/v0.8/ccip/LICENSE-MIT.md) license
+- `src/v0.8/ccip/applications/*` is licensed under the [MIT](https://choosealicense.com/licenses/mit/) license
+- `src/v0.8/ccip/interfaces/*` is licensed under the [MIT](https://choosealicense.com/licenses/mit/) license
+- `src/v0.8/ccip/libraries/{Client.sol, Internal.sol}` is licensed under the [MIT](https://choosealicense.com/licenses/mit/) license