Fix unhandled promise catch in catalog form

[rvsia]

Description

Adds missing catch blocks to promises in Catalog form.

It caused error messages is tests.

Before

(node:27486) UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'resources' of undefined
(node:27486) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 4)
(node:27486) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

After

[rvsia]

@Hyperkid123

@miq-bot add_label hammer/no, services, react

[miq-bot]

Checked commit rvsia@afd81d8 with ruby 2.3.3, rubocop 0.52.1, haml-lint 0.20.0, and yamllint 1.10.0
0 files checked, 0 offenses detected
Everything looks fine. 🏆