Bump strum_macros from 0.20.1 to 0.21.1

Bumps [strum_macros](https://github.com/Peternator7/strum) from 0.20.1 to 0.21.1.
- [Release notes](https://github.com/Peternator7/strum/releases)
- [Changelog](https://github.com/Peternator7/strum/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Peternator7/strum/commits)

---
updated-dependencies:
- dependency-name: strum_macros
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Cargo.lock

@@ -1907,7 +1907,7 @@ dependencies = [
  "serde_cbor",
  "serde_json",
  "strum 0.21.0",
- "strum_macros 0.20.1",
+ "strum_macros 0.21.1",
  "tokio 1.6.1",
  "tokio-stream",
  "toml",
@@ -3234,9 +3234,9 @@ dependencies = [
 
 [[package]]
 name = "strum_macros"
-version = "0.20.1"
+version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee8bc6b87a5112aeeab1f4a9f7ab634fe6cbefc4850006df31267f4cfb9e3149"
+checksum = "d06aaeeee809dbc59eb4556183dd927df67db1540de5be8d3ec0b6636358a5ec"
 dependencies = [
  "heck",
  "proc-macro2 1.0.27",

Cargo.toml

@@ -43,7 +43,7 @@ webbrowser = "0.5"
 clipboard = { version = "0.5", optional = true }
 url = "2.2"
 strum = "0.21.0"
-strum_macros = "0.20.1"
+strum_macros = "0.21.1"
 regex = "1"
 ioctl-rs = { version = "0.2", optional = true }
 serde_cbor = "0.11.1"