Passing in @in_a_form to report_data call

[h-kataria]

Added changes to pass in @in_a_form so gtl_view does not set advanced search variables in @edit while rendering forms such as Policy Assignment form.

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1524862

@dclarizio @martinpovolny please review.

[miq-bot]

Checked commit h-kataria@924efc3 with ruby 2.3.3, rubocop 0.47.1, haml-lint 0.20.0, and yamllint 1.10.0
3 files checked, 2 offenses detected

spec/controllers/vm_infra_controller_spec.rb

• ❗ - Line 602, Col 5 - Style/ClosingParenthesisIndentation - Align ) with (.
• ❗ - Line 602, Col 5 - Style/MultilineMethodCallBraceLayout - Closing method call brace must be on the same line as the last argument when opening brace is on the same line as the first argument.

[simaishi]

Gaprindashvili backport details:

$ git log -1
commit c178f2f902ec6a654c228f6523f24cf35e47da14
Author: Martin Povolny <[email protected]>
Date:   Fri Dec 15 20:26:54 2017 +0100

    Merge pull request #3068 from h-kataria/policy_assignment_fix
    
    Passing in `@in_a_form` to report_data call
    (cherry picked from commit d4f2be2fdbd1a82dc232223c60593327c5f9abbd)
    
    Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1527104