cargo: remove unused dependencies from CLI crate

Cargo.lock

@@ -529,14 +529,11 @@ name = "jujutsu"
 version = "0.2.0"
 dependencies = [
  "atty",
- "blake2",
- "bytes",
  "chrono",
  "clap 3.0.4",
  "clap_complete",
  "config",
  "criterion",
- "dirs",
  "git2",
  "hex",
  "indoc",
@@ -545,17 +542,12 @@ dependencies = [
  "maplit",
  "pest",
  "pest_derive",
- "protobuf",
- "protobuf-codegen-pure",
  "rand",
  "regex",
- "serde_json",
  "tempfile",
  "test-case",
  "textwrap 0.14.2",
  "thiserror",
- "uuid",
- "zstd",
 ]
 
 [[package]]

Cargo.toml

@@ -21,14 +21,11 @@ members = ["lib"]
 
 [dependencies]
 atty = "0.2.14"
-blake2 = "0.9.2"
-bytes = "1.1.0"
 chrono = "0.4.19"
 clap = { version = "3.0.4", features = ["cargo"] }
 clap_complete = "3.0.2"
 config = "0.11.0"
 criterion = "0.3.5"
-dirs = "4.0.0"
 git2 = "0.13.24"
 hex = "0.4.3"
 indoc = "1.0.3"
@@ -37,15 +34,10 @@ jujutsu-lib = { version = "=0.2.0", path = "lib"}
 maplit = "1.0.2"
 pest = "2.1.3"
 pest_derive = "2.1.0"
-protobuf = { version = "2.25.2", features = ["with-bytes"] }
-protobuf-codegen-pure = "2.25.2"
 rand = "0.8.4"
-serde_json = "1.0.72"
 tempfile = "3.2.0"
 textwrap = "0.14.2"
 thiserror = "1.0.30"
-uuid = { version = "0.8.2", features = ["v4"] }
-zstd = "0.9.0"
 
 [dev-dependencies]
 test-case = "1.2.1"