[#6] Remove env_logger crate

Given that this is a library crate, it should be left to the user,
if and how logging should be done.

Author: sophokles73

.gitignore

@@ -7,3 +7,4 @@ databroker-cli/thirdparty
 .venv/
 allure-results/
 .pytest_cache/
+.vscode/

Cargo.lock

@@ -10,7 +10,6 @@ repository = "https://github.com/eclipse-kuksa/kuksa-rust-sdk"
 readme = "../README.md"
 
 [dependencies]
-env_logger = "0.11"
 futures-core = "0.3.31"
 http = "0.2.8"
 log = "0.4"

kuksa-rust-sdk/Cargo.toml

@@ -20,12 +20,9 @@ use crate::proto::kuksa::val::v1::Error;
 use http::Uri;
 use log::info;
 use std::convert::TryFrom;
-use std::sync::Once;
 use tokio_stream::wrappers::BroadcastStream;
 use tonic::{async_trait, transport::Channel};
 
-static INIT: Once = Once::new();
-
 #[derive(Debug)]
 pub struct Client {
     uri: Uri,
@@ -316,15 +313,8 @@ pub fn to_uri(uri: impl AsRef<str>) -> Result<Uri, String> {
     tonic::transport::Uri::from_parts(parts).map_err(|err| format!("{err}"))
 }
 
-fn init_logger() {
-    INIT.call_once(|| {
-        env_logger::init();
-    });
-}
-
 impl Client {
     pub fn new(uri: Uri) -> Self {
-        init_logger();
         info!("Creating client with URI: {}", uri);
         Client {
             uri,