build(deps): bump prometheus from 0.12.0 to 0.13.0 (#401)

Bumps [prometheus](https://github.com/tikv/rust-prometheus) from 0.12.0 to 0.13.0.
- [Release notes](https://github.com/tikv/rust-prometheus/releases)
- [Changelog](https://github.com/tikv/rust-prometheus/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tikv/rust-prometheus/compare/v0.12.0...v0.13.0)

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

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

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

Cargo.lock

@@ -1536,9 +1536,9 @@ dependencies = [
 
 [[package]]
 name = "procfs"
-version = "0.9.1"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab8809e0c18450a2db0f236d2a44ec0b4c1412d0eb936233579f0990faa5d5cd"
+checksum = "95e344cafeaeefe487300c361654bcfc85db3ac53619eeccced29f5ea18c4c70"
 dependencies = [
  "bitflags",
  "byteorder",
@@ -1550,9 +1550,9 @@ dependencies = [
 
 [[package]]
 name = "prometheus"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5986aa8d62380092d2f50f8b1cdba9cb9b6731ffd4b25b51fd126b6c3e05b99c"
+checksum = "b7f64969ffd5dd8f39bd57a68ac53c163a095ed9d0fb707146da1b27025a3504"
 dependencies = [
  "cfg-if",
  "fnv",

Cargo.toml

@@ -21,7 +21,7 @@ kankyo = "0.3"
 lazy_static = "1.4"
 log = "0.4"
 mime = "0.3.0"
-prometheus = { version = "0.12", default-features = false, features = ["process"] }
+prometheus = { version = "0.13", default-features = false, features = ["process"] }
 rand = "0"
 reqwest = { version = "0.11", features = ["json"] }
 serde_dhall = "0.10.1"