refactor(Graphana): RHINENG-15507 Graphana dashboard updates

[RoamingNoMaD]

Secure Coding Practices Checklist GitHub Link

• https://github.com/RedHatInsights/secure-coding-checklist

Secure Coding Checklist

• Input Validation
• Output Encoding
• Authentication and Password Management
• Session Management
• Access Control
• Cryptographic Practices
• Error Handling and Logging
• Data Protection
• Communication Security
• System Configuration
• Database Security
• File Management
• Memory Management
• General Coding Practices

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.24%. Comparing base (0e14851) to head (4045046).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2358   +/-   ##
=======================================
  Coverage   98.24%   98.24%           
=======================================
  Files         200      200           
  Lines        4454     4454           
=======================================
  Hits         4376     4376           
  Misses         78       78           

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