Remove unused deps

Cargo.lock

@@ -1944,7 +1944,6 @@ dependencies = [
  "anyhow",
  "async-mutex",
  "async-rwlock",
- "async-trait",
  "background-jobs",
  "base64 0.13.0",
  "chrono",
@@ -1969,7 +1968,6 @@ dependencies = [
  "sled",
  "structopt",
  "thiserror",
- "ttl_cache",
  "uuid",
 ]
 
@@ -2731,15 +2729,6 @@ dependencies = [
  "trust-dns-proto",
 ]
 
-[[package]]
-name = "ttl_cache"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4189890526f0168710b6ee65ceaedf1460c48a14318ceec933cb26baa492096a"
-dependencies = [
- "linked-hash-map 0.5.4",
-]
-
 [[package]]
 name = "typenum"
 version = "1.12.0"

Cargo.toml

@@ -22,7 +22,6 @@ activitystreams-ext = "0.1.0-alpha.2"
 ammonia = "3.1.0"
 async-mutex = "1.0.1"
 async-rwlock = "1.3.0"
-async-trait = "0.1.24"
 background-jobs = "0.8.0"
 base64 = "0.13"
 chrono = "0.4.19"
@@ -46,7 +45,6 @@ sha2 = "0.9"
 sled = "0.34.6"
 structopt = "0.3.12"
 thiserror = "1.0"
-ttl_cache = "0.5.1"
 uuid = { version = "0.8", features = ["v4", "serde"] }
 
 [build-dependencies]