Fixed incorrect table name in migration

src/Database/Migrations/v002/UpdateOrganisationApprovalsTable.php

@@ -44,7 +44,7 @@ class UpdateOrganisationApprovalsTable extends Migration
      */
     public function down()
     {
-        $this->schema->table('organisations', function (Blueprint $table) {
+        $this->schema->table('organisation_approvals', function (Blueprint $table) {
             $table->integer('approver_id')->unsigned()->change();
         });
     }