Put Rust deps at the root of the workspace

This allows us to be consistent about the required versions for each of
the member packages.

Fixes #3088.

taskchampion/taskchampion/Cargo.toml

@@ -11,23 +11,23 @@ license = "MIT"
 edition = "2018"
 
 [dependencies]
-uuid = { version = "^1.3.0", features = ["serde", "v4"] }
-serde = { version = "^1.0.147", features = ["derive"] }
-serde_json = "^1.0"
-chrono = { version = "^0.4.22", features = ["serde"] }
-anyhow = "1.0"
-thiserror = "1.0"
-ureq = "^2.7.0"
-log = "^0.4.17"
-rusqlite = { version = "0.29", features = ["bundled"] }
-strum = "0.25"
-strum_macros = "0.25"
-flate2 = "1"
-byteorder = "1.0"
-ring = "0.16"
+uuid.workspace = true
+serde.workspace = true
+serde_json.workspace = true
+chrono.workspace = true
+anyhow.workspace = true
+thiserror.workspace = true
+ureq.workspace = true
+log.workspace = true
+rusqlite.workspace = true
+strum.workspace = true
+strum_macros.workspace = true
+flate2.workspace = true
+byteorder.workspace = true
+ring.workspace = true
 
 [dev-dependencies]
-proptest = "^1.2.0"
-tempfile = "3"
-rstest = "0.17"
-pretty_assertions = "1"
+proptest.workspace = true
+tempfile.workspace = true
+rstest.workspace = true
+pretty_assertions.workspace = true