[BZ 1126923] - upload bundle recipe button does not work for first time - doing the same changes as introduced in commit 132e2f1f0fa5d31 for component TextFileRetrieverForm.

(cherry picked from commit 2fdde925af5f1662d6b3e19b06f84491ad577f73)
Signed-off-by: Jirka Kremser <jkremser@redhat.com>