Added error handling for Growers page

[SuspenseFallback]

Description

In regards to issues #1120 and #473, I have added error handling for the Growers page

Issue(s) addressed

None fully addressed, only partially addressing #473 and #1120

What kind of change(s) does this PR introduce?

• [x] Enhancement
• [x] Bug fix

Please check if the PR fulfils these requirements

• [x] The commit message follows our guidelines
• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been added / updated (for bug fixes / features)

Issue

What is the current behavior?

Page freezes when 422 error is given.

What is the new behavior?

Breaking change

Does this PR introduce a breaking change?

No

Other useful information

Please check if this is right, and if it covers the 422 issue.