remove unused cstr dep

server/Cargo.lock

@@ -284,16 +284,6 @@ dependencies = [
  "typenum",
 ]
 
-[[package]]
-name = "cstr"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68523903c8ae5aacfa32a0d9ae60cadeb764e1da14ee0d26b1f3089f13a54636"
-dependencies = [
- "proc-macro2",
- "quote",
-]
-
 [[package]]
 name = "cursive"
 version = "0.21.1"
@@ -1244,7 +1234,6 @@ dependencies = [
  "base64",
  "blake3",
  "byteorder",
- "cstr",
  "diff",
  "futures",
  "h264-reader",

server/db/Cargo.toml

@@ -19,7 +19,6 @@ base = { package = "moonfire-base", path = "../base" }
 base64 = { workspace = true }
 blake3 = "1.0.0"
 byteorder = "1.0"
-cstr = "0.2.5"
 diff = "0.1.12"
 futures = "0.3"
 h264-reader = { workspace = true }