Skip allocating RouteData when only need to lookup single value

[snakefoot]

Optimizing:

• AspNetMvcActionRenderer - ${aspnet-mvc-action}
• AspNetMvcControllerRenderer - ${aspnet-mvc-controller}
• AspNetRequestRouteParametersRenderer - ${aspnet-request-routeparameters}

[codecov-commenter]

Codecov Report

Base: 70% // Head: 69% // Decreases project coverage by -0% ⚠️

Coverage data is based on head (f2a81f0) compared to base (0176c44).
Patch coverage: 13% of modified lines in pull request are covered.

Additional details and impacted files

@@          Coverage Diff          @@
##           master   #891   +/-   ##
=====================================
- Coverage      70%    69%   -0%     
=====================================
  Files          65     65           
  Lines        1218   1229   +11     
  Branches      308    315    +7     
=====================================
+ Hits          850    852    +2     
- Misses        229    236    +7     
- Partials      139    141    +2     

Impacted Files	Coverage Δ
...tRenderers/AspNetRequestRouteParametersRenderer.cs	14% <8%> (+4%)	⬆️
.../Shared/LayoutRenderers/AspNetMvcActionRenderer.cs	67% <33%> (-13%)	⬇️
...red/LayoutRenderers/AspNetMvcControllerRenderer.cs	67% <33%> (-13%)	⬇️

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
3 Code Smells

90.5% Coverage
0.0% Duplication