Fix deprecation version and extract timeout constant

Author: vcjana

aws/rust-runtime/Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "aws-smithy-runtime-api"
-version = "1.9.4"
+version = "1.10.0"
 authors = ["AWS Rust SDK Team <aws-sdk-rust@amazon.com>", "Zelda Hessler <zhessler@amazon.com>"]
 description = "Smithy runtime types."
 edition = "2021"

aws/rust-runtime/aws-config/Cargo.lock

@@ -33,6 +33,9 @@ use aws_smithy_types::timeout::TimeoutConfig;
 use std::borrow::Cow;
 use std::time::Duration;
 
+/// Default connect timeout for all clients with BehaviorVersion >= v2025_01_17
+const DEFAULT_CONNECT_TIMEOUT: Duration = Duration::from_millis(3100);
+
 fn default_plugin<CompFn>(name: &'static str, components_fn: CompFn) -> StaticRuntimePlugin
 where
     CompFn: FnOnce(RuntimeComponentsBuilder) -> RuntimeComponentsBuilder,
@@ -240,7 +243,7 @@ pub fn default_timeout_config_plugin_v2(
             let timeout_config = if behavior_version.is_at_least(BehaviorVersion::v2025_01_17()) {
                 // All clients with BMV >= v2025_01_17: Set connect_timeout only
                 TimeoutConfig::builder()
-                    .connect_timeout(Duration::from_millis(3100))
+                    .connect_timeout(DEFAULT_CONNECT_TIMEOUT)
                     .build()
             } else {
                 // Old behavior versions: All timeouts disabled