fix(docs): correct feature_flags link and json exmaples (aws-powertools#605)

Author: michaelbrewer

README.md

@@ -25,7 +25,7 @@ A suite of Python utilities for AWS Lambda functions to ease adopting best pract
 * **[Event source data classes](https://awslabs.github.io/aws-lambda-powertools-python/latest/utilities/data_classes/)** - Data classes describing the schema of common Lambda event triggers
 * **[Parser](https://awslabs.github.io/aws-lambda-powertools-python/latest/utilities/parser/)** - Data parsing and deep validation using Pydantic
 * **[Idempotency](https://awslabs.github.io/aws-lambda-powertools-python/latest/utilities/idempotency/)** - Convert your Lambda functions into idempotent operations which are safe to retry
-* **[Feature Flags](./utilities/feature_flags.md)** - A simple rule engine to evaluate when one or multiple features should be enabled depending on the input
+* **[Feature Flags](https://awslabs.github.io/aws-lambda-powertools-python/latest/utilities/feature_flags/)** - A simple rule engine to evaluate when one or multiple features should be enabled depending on the input
 
 ### Installation
 

docs/utilities/feature_flags.md

@@ -328,7 +328,7 @@ You can use `get_enabled_features` method for scenarios where you need a list of
 
 	```json hl_lines="2 8"
 	{
-	  "body": '{"username": "lessa", "tier": "premium", "basked_id": "random_id"}',
+	  "body": "{\"username\": \"lessa\", \"tier\": \"premium\", \"basked_id\": \"random_id\"}",
 	  "resource": "/products",
 	  "path": "/products",
 	  "httpMethod": "GET",
@@ -370,7 +370,7 @@ You can use `get_enabled_features` method for scenarios where you need a list of
 			  {
 				"action": "IN",
 				"key": "CloudFront-Viewer-Country",
-				"value": ["NL", "IE", "UK", "PL", "PT"},
+				"value": ["NL", "IE", "UK", "PL", "PT"],
 			  }
 			]
 		  }