Improve connectors deps by moving some tokio features to dev deps

Signed-off-by: Darach Ennis <darach@gmail.com>

Author: darach

tremor-connectors/Cargo.toml

@@ -17,11 +17,7 @@ tremor-script = { path = "../tremor-script", version = "0.13.0-rc.23" }
 tremor-value = { path = "../tremor-value", version = "0.13.0-rc.23" }
 tremor-interceptor = { path = "../tremor-interceptor", version = "0.13.0-rc.23" }
 tremor-system = { path = "../tremor-system", version = "0.13.0-rc.23" }
-
-tokio = { version = "1.34", default-features = false, features = [
-    "full",
-    "test-util",
-] }
+tokio = { version = "1.34", default-features = false }
 beef = { version = "0.5", default-features = false }
 value-trait = { version = "0.8", default-features = false }
 futures = { version = "0.3", default-features = false }
@@ -172,6 +168,10 @@ tempfile = { version = "3.8", default-features = false }
 env_logger = "0.11"
 tremor-connectors-test-helpers = { path = "../tremor-connectors-test-helpers", version = "0.13.0-rc.23" }
 tide = { version = "0.16", default-features = false }      # TODO remove tide from TestHttpServer
+tokio = { version = "1.34", default-features = false, features = [
+    "full",
+    "test-util",
+] }
 
 [features]
 default = [