Dead code removal

.github/CODEOWNERS

@@ -106,7 +106,6 @@
 /src/repr/src/row                   @MaterializeInc/persist
 /src/repr-test-util                 @MaterializeInc/cluster
 /src/rocksdb                        @MaterializeInc/cluster
-/src/s3-datagen                     @MaterializeInc/cluster
 /src/secrets                        @MaterializeInc/cloud
 /src/segment
 /src/service                        @MaterializeInc/cluster

Cargo.toml

@@ -52,7 +52,6 @@ members = [
     "src/kafka-util",
     "src/license-keys",
     "src/materialized",
-    "src/materialized",
     "src/metabase",
     "src/metrics",
     "src/metrics-catalog",
@@ -93,7 +92,6 @@ members = [
     "src/rocksdb",
     "src/rocksdb-types",
     "src/row-spine",
-    "src/s3-datagen",
     "src/secrets",
     "src/segment",
     "src/server-core",
@@ -220,7 +218,6 @@ default-members = [
     "src/rocksdb",
     "src/rocksdb-types",
     "src/row-spine",
-    "src/s3-datagen",
     "src/secrets",
     "src/segment",
     "src/server-core",
@@ -312,7 +309,6 @@ base64 = "0.22.1"
 bincode = "1.3.3"
 bitflags = "1.3.2"
 buildid = "1.0.4"
-bytefmt = "0.1.7"
 bytemuck = { version = "1.23.1", features = ["extern_crate_alloc", "latest_stable_rust"] }
 byteorder = "1.5"
 bytes = "1.11.1"
@@ -346,7 +342,6 @@ dec = "0.4.9"
 derivative = "2.2.0"
 differential-dataflow = "0.25.0"
 differential-dogs3 = "0.25.0"
-digest = "0.10.7"
 dirs = "6.0.0"
 duckdb = { version = "1.4.3", default-features = false, features = ["native-tls"] }
 dynfmt = { version = "0.1.5", features = ["curly"] }
@@ -376,7 +371,6 @@ hickory-resolver = "0.26.1"
 hmac = "0.12.1"
 http = "1.4.0"
 http-body-util = "0.1.3"
-httparse = "1.8.0"
 humantime = "2.3.0"
 hyper = { version = "1.9.0", features = ["http1", "server"] }
 # hyper 0.14 is used by AWS SDK. Used to override the DNS resolver used by the SDK,
@@ -513,7 +507,6 @@ ssh-key = "0.6.7"
 stacker = "0.1.24"
 static_assertions = "1.1"
 strsim = "0.11.1"
-subtle = "2.6.1"
 supports-color = "3.0.2"
 syn = { version = "2.0.119", features = ["extra-traits", "full", "parsing", "printing"] }
 sysctl = "0.7.1"