Bump env_logger from 0.6.2 to 0.7.0 (#6044)

logger/Cargo.toml

@@ -9,7 +9,7 @@ homepage = "https://solana.com/"
 edition = "2018"
 
 [dependencies]
-env_logger = "0.6.2"
+env_logger = "0.7.0"
 lazy_static = "1.4.0"
 log = "0.4.8"
 

logger/src/lib.rs

@@ -26,7 +26,7 @@ impl log::Log for LoggerShim {
 // May be called at any time to re-configure the log filter
 pub fn setup_with_filter(filter: &str) {
     let logger = env_logger::Builder::from_env(env_logger::Env::new().default_filter_or(filter))
-        .default_format_timestamp_nanos(true)
+        .format_timestamp_nanos()
         .build();
     let max_level = logger.filter();
     log::set_max_level(max_level);