Update cloudwatch IAM policies to include retention (#457)

* Update IAM policy for cloudwatch

* Update retention policy permissions in IAM roles

Author: bryan-aguilar

src/docs/getting-started/container-insights/ecs-prometheus.mdx

@@ -292,6 +292,7 @@ Policy document merged from <Link to="/docs/setup/ecs/create-iam-policy">ECS set
                 "logs:CreateLogStream",
                 "logs:DescribeLogStreams",
                 "logs:DescribeLogGroups",
+                "logs:PutRetentionPolicy",
                 "xray:PutTraceSegments",
                 "xray:PutTelemetryRecords",
                 "xray:GetSamplingRules",

src/docs/getting-started/prometheus-remote-write-exporter/ecs.mdx

@@ -58,6 +58,7 @@ Please follow the steps outlined in this guide: [Creating an IAM policy](https:/
                 "logs:CreateLogStream",
                 "logs:DescribeLogStreams",
                 "logs:DescribeLogGroups",
+                "logs:PutRetentionPolicy",
                 "ssm:GetParameters"
             ],
             "Resource": "*"

src/docs/setup/ecs/create-iam-policy.mdx

@@ -48,6 +48,7 @@ Click the `JSON` tab on top of the page. Copy and paste the following policy tex
                 "logs:CreateLogStream",
                 "logs:DescribeLogStreams",
                 "logs:DescribeLogGroups",
+                "logs:PutRetentionPolicy",
                 "xray:PutTraceSegments",
                 "xray:PutTelemetryRecords",
                 "xray:GetSamplingRules",

src/docs/setup/permissions.mdx

@@ -30,6 +30,7 @@ AWS X-Ray for sending traces.
                 "logs:CreateLogStream",
                 "logs:DescribeLogStreams",
                 "logs:DescribeLogGroups",
+                "logs:PutRetentionPolicy",
                 "xray:PutTraceSegments",
                 "xray:PutTelemetryRecords",
                 "xray:GetSamplingRules",