build(deps): bump divan from 0.1.18 to 0.1.21 (#3621)

Bumps [divan](https://github.com/nvzqz/divan) from 0.1.18 to 0.1.21.
- [Changelog](https://github.com/nvzqz/divan/blob/main/CHANGELOG.md)
- [Commits](https://github.com/nvzqz/divan/compare/v0.1.18...v0.1.21)

---
updated-dependencies:
- dependency-name: divan
  dependency-version: 0.1.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.cspell.yml

@@ -2,4 +2,5 @@ version: "0.2"
 words:
   - actix
   - httparse
+  - msrv
   - rustup

.github/dependabot.yml

@@ -1,10 +1,11 @@
 version: 2
 updates:
-  - package-ecosystem: cargo
-    directory: /
-    schedule:
-      interval: weekly
   - package-ecosystem: github-actions
     directory: /
     schedule:
       interval: weekly
+  - package-ecosystem: cargo
+    directory: /
+    schedule:
+      interval: weekly
+    versioning-strategy: lockfile-only

Cargo.lock

@@ -1211,9 +1211,9 @@ dependencies = [
 
 [[package]]
 name = "divan"
-version = "0.1.18"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "009c56317fe2bd3b5eebe3aa888828c62ed1b085d26c1ef2079a60369795765e"
+checksum = "a405457ec78b8fe08b0e32b4a3570ab5dff6dd16eb9e76a5ee0a9d9cbd898933"
 dependencies = [
  "cfg-if",
  "clap",
@@ -1225,9 +1225,9 @@ dependencies = [
 
 [[package]]
 name = "divan-macros"
-version = "0.1.18"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f4de9827ae754db91aedec0277381f5a2d8e2f801564c8d774acfe1ab1b045e"
+checksum = "9556bc800956545d6420a640173e5ba7dfa82f38d3ea5a167eb555bc69ac3323"
 dependencies = [
  "proc-macro2",
  "quote",

justfile

@@ -49,7 +49,8 @@ clippy:
     cargo {{ toolchain }} clippy --workspace --all-targets {{ all_crate_features }}
 
 # Test workspace using MSRV.
-test-msrv: downgrade-for-msrv
+test-msrv:
+    @just toolchain={{ msrv_rustup }} downgrade-for-msrv
     @just toolchain={{ msrv_rustup }} test
 
 # Test workspace code.