revert ff defaults

Author: cijothomas

opentelemetry-sdk/Cargo.toml

@@ -42,7 +42,7 @@ temp-env = { workspace = true }
 pprof = { version = "0.14", features = ["flamegraph", "criterion"] }
 
 [features]
-default = ["trace", "metrics", "logs", "internal-logs", "experimental_metrics_periodicreader_with_async_runtime"]
+default = ["trace", "metrics", "logs", "internal-logs"]
 trace = ["opentelemetry/trace", "rand", "percent-encoding"]
 jaeger_remote_sampler = ["trace", "opentelemetry-http", "http", "serde", "serde_json", "url"]
 logs = ["opentelemetry/logs", "serde_json"]

opentelemetry-stdout/src/metrics/exporter.rs

@@ -1,7 +1,7 @@
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
 use core::{f64, fmt};
-use opentelemetry_sdk::metrics::{MetricError, MetricResult, Temporality};
+use opentelemetry_sdk::metrics::{MetricResult, Temporality};
 use opentelemetry_sdk::{
     error::OTelSdkResult,
     metrics::{