disable libpq linking

Cargo.toml

@@ -63,6 +63,7 @@ diesel-async = { version = "0.4.1", features = [
   "deadpool",
   "async-connection-wrapper",
 ] }
+diesel_full_text_search = { version = "2.1.1", default-features = false }
 diesel_migrations = { version = "2.1.0", features = ["postgres"] }
 figment = { version = "0.10.16", features = ["env"] }
 flume = { version = "0.11.0", features = ["async"] }
@@ -88,7 +89,6 @@ tracing = { version = "0.1.40" }
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 walkdir = { version = "2.5.0" }
 xxhash-rust = { version = "0.8.10", features = ["xxh3"] }
-diesel_full_text_search = "2.1.1"
 
 [dev-dependencies]
 fake = { workspace = true }