fix metrics help description

Author: rista404

beacon_node/beacon_chain/src/metrics.rs

@@ -246,7 +246,7 @@ lazy_static! {
     );
     pub static ref ATTESTATION_PROCESSING_STATE_SKIP_TIMES: Result<Histogram> = try_create_histogram(
         "beacon_attestation_processing_state_skip_seconds",
-        "Time spent on reading the state during attestation processing"
+        "Time spent on skipping the state during attestation processing"
     );
     pub static ref ATTESTATION_PROCESSING_SIGNATURE_SETUP_TIMES: Result<Histogram> = try_create_histogram(
         "beacon_attestation_processing_signature_setup_seconds",
@@ -858,7 +858,7 @@ lazy_static! {
 
     pub static ref BEACON_BLOB_DELAY_ALL_OBSERVED_SLOT_START: Result<IntGauge> = try_create_int_gauge(
         "beacon_blob_delay_all_observed_slot_start",
-        "Duration between the start of the block's slot and the time the block was observed.",
+        "Duration between the start of the block's slot and the time when all blobs have been observed.",
     );
 
     pub static ref BEACON_BLOCK_DELAY_CONSENSUS_VERIFICATION_TIME: Result<IntGauge> = try_create_int_gauge(