Move jsondb to crates.io because nix can't take a hint

Cargo.lock

@@ -935,7 +935,8 @@ dependencies = [
 [[package]]
 name = "jsondb"
 version = "0.4.0"
-source = "git+https://git.xeno.science/xenofem/jsondb#b8d31b77d937e524a72c50bbed93d276741e174b"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "072db990fc11ab81bdfca6ba3f79adb3da8b38217685e35b431f6a097d351036"
 dependencies = [
  "serde",
  "serde_json",

Cargo.toml

@@ -20,7 +20,7 @@ dotenv = "0.15"
 env_logger = "0.9"
 futures-core = "0.3"
 inotify = "0.10"
-jsondb = { version = "0.4.0", git = "https://git.xeno.science/xenofem/jsondb" }
+jsondb = "0.4.0"
 log = "0.4"
 mime = "0.3.16"
 mnemonic = "1.0.1"