Fix parameters permission conditional

[ericholguin]

This PR just simplifies the conditional used to check if roles and permissions are enabled.

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Which Traffic Control components are affected by this PR?

• Traffic Ops

What is the best way to verify this PR?

Run TO and make sure a user can view a secure parameter value with the right permissions

PR submission checklist

• This PR has tests
• This PR has documentation
• This PR has a CHANGELOG.md entry
• This PR DOES NOT FIX A SERIOUS SECURITY VULNERABILITY (see the Apache Software Foundation's security guidelines for details)

[codecov]

Codecov Report

Merging #7739 (992a6fc) into master (75ec56f) will decrease coverage by 32.72%.
Report is 75 commits behind head on master.
The diff coverage is 25.06%.

@@              Coverage Diff              @@
##             master    #7739       +/-   ##
=============================================
- Coverage     65.05%   32.34%   -32.72%     
  Complexity       98       98               
=============================================
  Files           314      710      +396     
  Lines         12365    79773    +67408     
  Branches        907      965       +58     
=============================================
+ Hits           8044    25799    +17755     
- Misses         3968    51828    +47860     
- Partials        353     2146     +1793     

Flag	Coverage Δ
golib_unit	52.63% <37.76%> (?)
grove_unit	12.02% <ø> (?)
t3c_unit	5.99% <3.31%> (?)
traffic_monitor_unit	26.33% <0.00%> (?)
traffic_ops_integration	69.39% <ø> (-0.03%)	⬇️
traffic_ops_unit	22.44% <4.38%> (?)
traffic_portal_v2	74.39% <74.17%> (+0.61%)	⬆️
traffic_stats_unit	10.76% <ø> (?)
unit_tests	29.60% <25.06%> (-44.18%)	⬇️
v3	57.79% <ø> (ø)
v4	79.18% <ø> (ø)
v5	78.52% <ø> (-0.12%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
cache-config/t3c-apply/config/config.go	0.00% <0.00%> (ø)
cache-config/t3c-apply/torequest/cmd.go	0.00% <0.00%> (ø)
cache-config/t3c-check-refs/t3c-check-refs.go	1.78% <0.00%> (ø)
cache-config/t3c-generate/cfgfile/varnish.go	0.00% <0.00%> (ø)
cache-config/t3c-generate/config/config.go	0.81% <0.00%> (-0.08%)	⬇️
cache-config/t3c-generate/t3c-generate.go	0.00% <ø> (ø)
experimental/traffic-portal/src/app/api/index.ts	100.00% <ø> (ø)
...mental/traffic-portal/src/app/api/testing/index.ts	100.00% <ø> (ø)
...perimental/traffic-portal/src/app/app.ui.module.ts	100.00% <ø> (ø)
...tatuses/statuses-table/statuses-table.component.ts	82.35% <ø> (ø)
... and 96 more

... and 353 files with indirect coverage changes

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