chore: updating projections.idp_templates6 to projections.idp_templates7 (#9517)

# Which Problems Are Solved

This was left out as part of
https://github.com/zitadel/zitadel/pull/9292

- Closes https://github.com/zitadel/zitadel/issues/9514

---------

Co-authored-by: Iraq Jaber <IraqJaber@gmail.com>

cmd/setup/51.go

@@ -0,0 +1,27 @@
+package setup
+
+import (
+	"context"
+	_ "embed"
+
+	"github.com/zitadel/zitadel/internal/database"
+	"github.com/zitadel/zitadel/internal/eventstore"
+)
+
+var (
+	//go:embed 51.sql
+	addRootCA string
+)
+
+type IDPTemplate6RootCA struct {
+	dbClient *database.DB
+}
+
+func (mig *IDPTemplate6RootCA) Execute(ctx context.Context, _ eventstore.Event) error {
+	_, err := mig.dbClient.ExecContext(ctx, addRootCA)
+	return err
+}
+
+func (mig *IDPTemplate6RootCA) String() string {
+	return "51_idp_templates6_add_root_ca"
+}