Update Rust crate rusoto_ec2 to v0.47.0

Cargo.toml

@@ -21,7 +21,7 @@ exclude = [
 [dependencies]
 rusoto_core = "=0.46.0"
 rusoto_cloudformation = "=0.46.0"
-rusoto_ec2 = "=0.46.0"
+rusoto_ec2 = "=0.47.0"
 rusoto_s3 = "=0.46.0"
 rusoto_sts = "=0.46.0"
 tokio = { version = ">=0.3.0", features = ["full"] }