consolidate default cargo features

Signed-off-by: Jason Volk <jason@zemos.net>

Cargo.lock

@@ -572,8 +572,12 @@ name = "conduit"
 version = "0.4.1"
 dependencies = [
  "clap",
+ "conduit_admin",
+ "conduit_api",
  "conduit_core",
+ "conduit_database",
  "conduit_router",
+ "conduit_service",
  "console-subscriber",
  "hardened_malloc-rs",
  "log",
@@ -761,18 +765,15 @@ dependencies = [
  "log",
  "loole",
  "lru-cache",
- "parking_lot",
  "rand",
  "regex",
  "reqwest",
  "ruma",
  "ruma-identifiers-validation",
- "rusqlite",
  "serde",
  "serde_json",
  "serde_yaml",
  "sha2",
- "thread_local",
  "tokio",
  "tracing",
  "url",