chore: remove repetitive words (#15449)

Signed-off-by: pavedroad <qcqs@outlook.com>

Author: pavedroad

go/mysql/icuregex/compiler.go

@@ -328,7 +328,7 @@ func (c *compiler) compile(pat []rune) error {
 	// Main loop for the regex pattern parsing state machine.
 	//   Runs once per state transition.
 	//   Each time through optionally performs, depending on the state table,
-	//      - an advance to the the next pattern char
+	//      - an advance to the next pattern char
 	//      - an action to be performed.
 	//      - pushing or popping a state to/from the local state return stack.
 	//   file regexcst.txt is the source for the state table.  The logic behind

go/vt/vtctl/vtctl_test.go

@@ -43,7 +43,7 @@ var (
 	unknownParamsLoggedDryRunVSchema string
 )
 
-// TestApplyVSchema tests the the MoveTables client command
+// TestApplyVSchema tests the MoveTables client command
 // via the commandVRApplyVSchema() cmd handler.
 func TestApplyVSchema(t *testing.T) {
 	shard := "0"
@@ -139,7 +139,7 @@ Dry run: Skipping update of VSchema`,
 	}
 }
 
-// TestMoveTables tests the the MoveTables client command
+// TestMoveTables tests the MoveTables client command
 // via the commandVReplicationWorkflow() cmd handler.
 // This currently only tests the Progress action (which is
 // a parent of the Show action) but it can be used to test

go/vt/vttablet/tabletmanager/vreplication/vcopier.go

@@ -830,7 +830,7 @@ func (vtl *vcopierCopyTaskLifecycle) after(state vcopierCopyTaskState) *vcopierC
 }
 
 // before returns a vcopierCopyTaskHooks that can be used to register callbacks
-// to be triggered before the the specified vcopierCopyTaskState.
+// to be triggered before the specified vcopierCopyTaskState.
 func (vtl *vcopierCopyTaskLifecycle) before(state vcopierCopyTaskState) *vcopierCopyTaskHooks {
 	key := "before:" + state.String()
 	if _, ok := vtl.hooks[key]; !ok {

go/vt/vttablet/tabletserver/vstreamer/vstreamer.go

@@ -768,7 +768,7 @@ func (vs *vstreamer) buildTableColumns(tm *mysql.TableMap) ([]*querypb.Field, er
 		if err != nil {
 			return nil, fmt.Errorf("unsupported type: %d, position: %d", typ, i)
 		}
-		// Use the the collation inherited or the one specified explicitly for the
+		// Use the collation inherited or the one specified explicitly for the
 		// column if one was provided in the event's optional metadata (MySQL only
 		// provides this for text based columns).
 		var coll collations.ID