Update move-environment-tenant.md

Corrected the PowerShell command to get migration status from:
TenantToTenant-GetMigrationStatus -MirationId {MigrationId} to 
TenantToTenant-GetMigrationStatus -MigrationId {MigrationId}

Author: Satyanvesh28

power-platform/admin/move-environment-tenant.md

@@ -331,7 +331,7 @@ TenantToTenant-MigratePowerAppEnvironment
 ### Get status (source admin)
 
 ```PowerShell
-TenantToTenant-GetMigrationStatus -MirationId {MigrationId}
+TenantToTenant-GetMigrationStatus -MigrationId {MigrationId}
 ```
 
 #### Sample output