Bump MSRV to 1.81.0 (#3936)

## Motivation and Context
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## Description
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## Testing
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## Checklist
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- [ ] For changes to the smithy-rs codegen or runtime crates, I have
created a changelog entry Markdown file in the `.changelog` directory,
specifying "client," "server," or both in the `applies_to` key.
- [ ] For changes to the AWS SDK, generated SDK code, or SDK runtime
crates, I have created a changelog entry Markdown file in the
`.changelog` directory, specifying "aws-sdk-rust" in the `applies_to`
key.

----

_By submitting this pull request, I confirm that you can use, modify,
copy, and redistribute this contribution, under the terms of your
choice._

---------

Co-authored-by: Fahad Zubair <[email protected]>
Co-authored-by: Fahad Zubair <[email protected]>
Co-authored-by: AWS SDK Rust Bot <[email protected]>
Co-authored-by: ysaito1001 <[email protected]>
Co-authored-by: Ben Schofield <[email protected]>

Author: 6 people

.github/workflows/ci.yml

@@ -38,7 +38,7 @@ on:
         required: false
 
 env:
-  rust_version: 1.78.0
+  rust_version: 1.81.0
   rust_toolchain_components: clippy,rustfmt
   ENCRYPTED_DOCKER_PASSWORD: ${{ secrets.ENCRYPTED_DOCKER_PASSWORD }}
   DOCKER_LOGIN_TOKEN_PASSPHRASE: ${{ secrets.DOCKER_LOGIN_TOKEN_PASSPHRASE }}

.github/workflows/claim-crate-names.yml

@@ -10,7 +10,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  rust_version: 1.78.0
+  rust_version: 1.81.0
 
 name: Claim unpublished crate names on crates.io
 run-name: ${{ github.workflow }}

.github/workflows/github-pages.yml

@@ -8,7 +8,7 @@ on:
 name: Update GitHub Pages
 
 env:
-  rust_version: 1.78.0
+  rust_version: 1.81.0
 
 # Allow only one doc pages build to run at a time for the entire smithy-rs repo
 concurrency:

.github/workflows/release.yml

@@ -10,7 +10,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  rust_version: 1.78.0
+  rust_version: 1.81.0
 
 name: Release smithy-rs
 on:

.github/workflows/update-sdk-next.yml

@@ -45,7 +45,7 @@ jobs:
     - name: Set up Rust
       uses: dtolnay/rust-toolchain@master
       with:
-        toolchain: 1.78.0
+        toolchain: 1.81.0
     - name: Delete old SDK
       run: |
     - name: Generate a fresh SDK

aws/rust-runtime/Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "aws-config"
-version = "1.5.10"
+version = "1.5.11"
 authors = [
     "AWS Rust SDK Team <[email protected]>",
     "Russell Cohen <[email protected]>",
@@ -19,6 +19,7 @@ default = ["client-hyper", "rustls", "rt-tokio", "credentials-process", "sso"]
 rt-tokio = ["aws-smithy-async/rt-tokio", "aws-smithy-runtime/rt-tokio", "tokio/rt"]
 rustls = ["aws-smithy-runtime/tls-rustls", "client-hyper"]
 sso = ["dep:aws-sdk-sso", "dep:aws-sdk-ssooidc", "dep:ring", "dep:hex", "dep:zeroize", "aws-smithy-runtime-api/http-auth"]
+test-util = ["aws-runtime/test-util"]
 
 # deprecated: this feature does nothing
 allow-compilation = []

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

@@ -316,7 +316,7 @@ mod test {
     #[cfg(all(feature = "sso", not(windows)))]
     make_test!(sso_no_token_file);
 
-    #[cfg(feature = "credentials-sso")]
+    #[cfg(feature = "sso")]
     make_test!(e2e_fips_and_dual_stack_sso);
 
     #[tokio::test]

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

@@ -21,8 +21,8 @@
 //! URL to load credentials. The URL MUST satisfy one of the following three properties:
 //! 1. The URL begins with `https`
 //! 2. The URL refers to an allowed IP address. If a URL contains a domain name instead of an IP address,
-//! a DNS lookup will be performed. ALL resolved IP addresses MUST refer to an allowed IP address, or
-//! the credentials provider will return `CredentialsError::InvalidConfiguration`. Valid IP addresses are:
+//!    a DNS lookup will be performed. ALL resolved IP addresses MUST refer to an allowed IP address, or
+//!    the credentials provider will return `CredentialsError::InvalidConfiguration`. Valid IP addresses are:
 //!     a) Loopback interfaces
 //!     b) The [ECS Task Metadata V2](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task-metadata-endpoint-v2.html)
 //!        address ie 169.254.170.2.
@@ -416,9 +416,9 @@ impl From<InvalidFullUriErrorKind> for InvalidFullUriError {
 /// Either:
 /// 1. The URL is uses `https`
 /// 2. The URL refers to an allowed IP. If a URL contains a domain name instead of an IP address,
-/// a DNS lookup will be performed. ALL resolved IP addresses MUST refer to an allowed IP, or
-/// the credentials provider will return `CredentialsError::InvalidConfiguration`. Allowed IPs
-/// are the loopback interfaces, and the known ECS/EKS container IPs.
+///    a DNS lookup will be performed. ALL resolved IP addresses MUST refer to an allowed IP, or
+///    the credentials provider will return `CredentialsError::InvalidConfiguration`. Allowed IPs
+///    are the loopback interfaces, and the known ECS/EKS container IPs.
 async fn validate_full_uri(
     uri: &str,
     dns: Option<SharedDnsResolver>,