fix: Remove shard_id from the catalog service Partition

generated_types/protos/influxdata/iox/catalog/v1/service.proto

@@ -33,11 +33,11 @@ message Partition {
     reserved "sort_key";
     reserved 2;
     reserved "sequencer_id";
+    reserved 7;
+    reserved "shard_id";
 
     // the partition id
     int64 id = 1;
-    // the shard the partition is under
-    int64 shard_id = 7;
     // the table id the partition is in
     int64 table_id = 3;
     // the partition key

service_grpc_catalog/src/lib.rs

@@ -190,7 +190,6 @@ fn to_parquet_file(p: data_types::ParquetFile) -> ParquetFile {
 fn to_partition(p: data_types::Partition) -> Partition {
     Partition {
         id: p.id.get(),
-        shard_id: p.shard_id.get(),
         key: p.partition_key.to_string(),
         table_id: p.table_id.get(),
         array_sort_key: p.sort_key,