Integrate tracing (#6339)

Tracing Integration
- [reference](5bbf1859e9/projects/project-ideas.md (L297))


  - [x] replace slog & log with tracing throughout the codebase
- [x] implement custom crit log
- [x] make relevant changes in the formatter
- [x] replace sloggers
- [x] re-write SSE logging components

cc: @macladson @eserilev

beacon_node/beacon_chain/tests/payload_invalidation.rs

@@ -12,7 +12,6 @@ use execution_layer::{
     ExecutionLayer, ForkchoiceState, PayloadAttributes,
 };
 use fork_choice::{Error as ForkChoiceError, InvalidationOperation, PayloadVerificationStatus};
-use logging::test_logger;
 use proto_array::{Error as ProtoArrayError, ExecutionStatus};
 use slot_clock::SlotClock;
 use std::collections::HashMap;
@@ -56,7 +55,6 @@ impl InvalidPayloadRig {
                 reconstruct_historic_states: true,
                 ..ChainConfig::default()
             })
-            .logger(test_logger())
             .deterministic_keypairs(VALIDATOR_COUNT)
             .mock_execution_layer()
             .fresh_ephemeral_store()