chore: update circleci-toolkit orb to 3.4.1

Updates jerus-org/circleci-toolkit from 3.4.0 to 3.4.1.

This version removes the redundant miri component installation step
since miri and rust-src are now pre-installed in the ci-rust container.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Signed-off-by: Jeremiah Russell <jerry@jrussell.ie>

Author: gortavoher

.circleci/audit.yml

@@ -5,7 +5,7 @@
 version: 2.1
 
 orbs:
-  toolkit: jerus-org/circleci-toolkit@3.4.0
+  toolkit: jerus-org/circleci-toolkit@3.4.1
 
 parameters:
   min-rust-version:

.circleci/config.yml

@@ -43,7 +43,7 @@ parameters:
     description: "Optional flag to allows successful exit if no pull request in CI environment"
 
 orbs:
-  toolkit: jerus-org/circleci-toolkit@3.4.0
+  toolkit: jerus-org/circleci-toolkit@3.4.1
 
 # Reusable command to set reproducible-build environment variables.
 commands:

.circleci/github_release.yml

@@ -5,7 +5,7 @@
 version: 2.1
 
 orbs:
-  toolkit: jerus-org/circleci-toolkit@3.4.0
+  toolkit: jerus-org/circleci-toolkit@3.4.1
 
 parameters:
   min-rust-version: