Most recent runtime / client v0.33.0 | 2501 issues with --tracing-targets rpc_metrics=debug

[CertHum-Jim]

Using the --tracing-targets rpc_metrics=debug option on an RPC node running client 0.33.0 causes client startup issues. Output from logs when starting up is below and goes on and on (this worked in the past).

.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36/client/tracing/src/lib.rs"", log.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36/client/tracing/src/lib.rs"", log.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36/client/tracing/src/lib.rs"", log.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36/client/tracing/src/lib.rs"", log.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36/client/tracing/src/lib.rs"", log.module_path="sc_tracing", log.target="sc_tracing", log.file="/root/.cargo/git/checkouts/substrate-9462d75e386fcb53/d1afa36