Bump indoc from 2.0.3 to 2.0.4

Bumps [indoc](https://github.com/dtolnay/indoc) from 2.0.3 to 2.0.4.
- [Release notes](https://github.com/dtolnay/indoc/releases)
- [Commits](https://github.com/dtolnay/indoc/compare/2.0.3...2.0.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -771,9 +771,9 @@ dependencies = [
 
 [[package]]
 name = "indoc"
-version = "2.0.3"
+version = "2.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c785eefb63ebd0e33416dfcb8d6da0bf27ce752843a45632a67bf10d4d4b5c4"
+checksum = "1e186cfbae8084e513daff4240b4797e342f988cecda4fb6c939150f96315fd8"
 
 [[package]]
 name = "instant"