feat: deprecated vreplication flag deletion

Signed-off-by: Manan Gupta <manan@planetscale.com>

changelog/20.0/20.0.0/summary.md

@@ -4,6 +4,7 @@
 
 - **[Major Changes](#major-changes)**
   - **[Deletions](#deletions)** 
+    - [`--vreplication_tablet_type` flag is now deleted](#vreplication-tablet-type-deletion)
     - [`Pool Capacity Flags Deletion`](#pool-flags-deletion)
     - [MySQL binaries in the vitess/lite Docker images](#vitess-lite)
     - [vitess/base and vitess/k8s Docker images](#base-k8s-images)
@@ -41,6 +42,10 @@
 
 ### <a id="deletions"/>Deletion
 
+#### <a id="vreplication-tablet-type-deletion"\>`--vreplication_tablet_type` flag is now deleted
+
+The previously deprecated flags `--vreplication_tablet_type` has been deleted.
+
 #### <a id="pool-flags-deletion"/>Pool Capacity Flags Deletion
 
 The previously deprecated flags `--queryserver-config-query-pool-waiter-cap`, `--queryserver-config-stream-pool-waiter-cap` and `--queryserver-config-txpool-waiter-cap` have been deleted.

go/vt/vttablet/tabletmanager/vreplication/flags.go

@@ -59,10 +59,6 @@ func registerVReplicationFlags(fs *pflag.FlagSet) {
 	fs.BoolVar(&vreplicationStoreCompressedGTID, "vreplication_store_compressed_gtid", vreplicationStoreCompressedGTID, "Store compressed gtids in the pos column of the sidecar database's vreplication table")
 
 	fs.IntVar(&vreplicationParallelInsertWorkers, "vreplication-parallel-insert-workers", vreplicationParallelInsertWorkers, "Number of parallel insertion workers to use during copy phase. Set <= 1 to disable parallelism, or > 1 to enable concurrent insertion during copy phase.")
-
-	// Deprecated and ignored in v19.
-	fs.String("vreplication_tablet_type", tabletTypesStr, "Comma-separated list of tablet types used as a source.")
-	fs.MarkDeprecated("vreplication_tablet_type", "As of v19 this is ignored and will be removed in a future release.")
 }
 
 func init() {