Remove dangling limit_per_min from de-rate-limited logs

These log sites were switched from rate_limited_info!/debug! back to plain
info!/debug! but kept the now-meaningless `limit_per_min = 1` field, which
would have been emitted as a spurious log field. Drop it.

Author: PSeitz

quickwit/quickwit-indexing/src/actors/indexer.rs

@@ -134,7 +134,6 @@ impl IndexerState {
             io_controls,
         )?;
         debug!(
-            limit_per_min = 1,
             split_id=%indexed_split.split_id(),
             partition_id=%partition_id,
             "new-split"

quickwit/quickwit-indexing/src/actors/indexing_pipeline.rs

@@ -500,7 +500,6 @@ impl Handler<AssignShards> for IndexingPipeline {
         // If it is not, it will be respawned soon, and the shards will be assigned afterward.
         if let Some(handles) = &self.handles_opt {
             info!(
-                limit_per_min = 1,
                 shard_ids=?assign_shards_message.0.shard_ids,
                 "assigning shards to indexing pipeline"
             );

quickwit/quickwit-ingest/src/ingest_v2/state.rs

@@ -599,7 +599,6 @@ impl FullyLockedIngesterState<'_> {
             }
         }
         info!(
-            limit_per_min = 1,
             "truncated shard `{queue_id}` at {truncate_up_to_position_inclusive} initiated via \
              `{initiator}`"
         );

quickwit/quickwit-serve/src/lib.rs

@@ -240,7 +240,6 @@ async fn balance_channel_for_service(
                 ClusterChange::Add(node) if node.is_service_enabled(service) => {
                     let chitchat_id = node.chitchat_id();
                     info!(
-                        limit_per_min = 1,
                         node_id = %chitchat_id.node_id,
                         generation_id = chitchat_id.generation_id,
                         "adding node `{}` to {} pool",
@@ -1122,7 +1121,6 @@ fn build_ingester_insert_change(
 ) -> Change<NodeId, IngesterPoolEntry> {
     let chitchat_id = node.chitchat_id();
     info!(
-        limit_per_min = 1,
         node_id = %chitchat_id.node_id,
         generation_id = chitchat_id.generation_id,
         "adding/updating node `{}` with ingester status `{}` to ingester pool",
@@ -1211,7 +1209,6 @@ async fn setup_searcher(
                 ClusterChange::Add(node) if node.is_searcher() => {
                     let chitchat_id = node.chitchat_id();
                     info!(
-                        limit_per_min = 1,
                         node_id = %chitchat_id.node_id,
                         generation_id = chitchat_id.generation_id,
                         "adding node `{}` to searcher pool",
@@ -1358,7 +1355,6 @@ fn build_indexer_insert_change(
 ) -> Change<NodeId, IndexerNodeInfo> {
     let chitchat_id = node.chitchat_id();
     info!(
-        limit_per_min = 1,
         node_id = %chitchat_id.node_id,
         generation_id = chitchat_id.generation_id,
         "adding node `{}` with ingester status `{}` to indexer pool",