message: cargo: add maplit
diff: @@ -21,6 +21,7 @@ lazy_static = "^1.3.0"
  liboverdrop = "^0.0.2"
  libsystemd = "^0.1.0"
  log = "^0.4.6"
  +maplit = "^1.0"
  prometheus = { version = "^0.7.0", default-features = false }
  reqwest = "^0.9.13"
  serde = { version = "^1.0.94", features = ["derive"] }
  