Downgrade tracing-opentelemetry to match tracing-actix-web's version

Cargo.lock

@@ -1633,7 +1633,7 @@ dependencies = [
  "tracing-error",
  "tracing-futures",
  "tracing-log",
- "tracing-opentelemetry 0.21.0",
+ "tracing-opentelemetry",
  "tracing-subscriber",
  "url",
  "uuid",
@@ -2576,7 +2576,7 @@ dependencies = [
  "opentelemetry",
  "pin-project",
  "tracing",
- "tracing-opentelemetry 0.20.0",
+ "tracing-opentelemetry",
  "uuid",
 ]
 
@@ -2646,22 +2646,6 @@ dependencies = [
  "tracing-subscriber",
 ]
 
-[[package]]
-name = "tracing-opentelemetry"
-version = "0.21.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75327c6b667828ddc28f5e3f169036cb793c3f588d83bf0f262a7f062ffed3c8"
-dependencies = [
- "once_cell",
- "opentelemetry",
- "opentelemetry_sdk",
- "smallvec",
- "tracing",
- "tracing-core",
- "tracing-log",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "tracing-serde"
 version = "0.1.3"

Cargo.toml

@@ -60,7 +60,7 @@ tracing = "0.1.15"
 tracing-error = "0.2.0"
 tracing-futures = "0.2.4"
 tracing-log = "0.1.2"
-tracing-opentelemetry = "0.21"
+tracing-opentelemetry = "0.20"
 tracing-subscriber = { version = "0.3.0", features = [
   "ansi",
   "env-filter",