Fixed a typo

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59704 65644016-39b1-43b1-bf79-96bc8fe82c15
Frontported CORE-3305: "BLOB not found" error after creation/altering of the invalid trigger.

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59705 65644016-39b1-43b1-bf79-96bc8fe82c15
Minor structure changes.

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59706 65644016-39b1-43b1-bf79-96bc8fe82c15