MINOR: Fix secondaryCategory type for solid line technique

[ninok]

No description provided.

[codecov-io]

Codecov Report

Merging #1523 into master will increase coverage by 0.07%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1523      +/-   ##
==========================================
+ Coverage   60.25%   60.33%   +0.07%     
==========================================
  Files         264      277      +13     
  Lines       24084    24371     +287     
  Branches     5443     5497      +54     
==========================================
+ Hits        14513    14704     +191     
- Misses       9571     9667      +96     

Impacted Files	Coverage Δ
...re/harp-datasource-protocol/lib/TechniqueParams.ts	59.52% <ø> (ø)
@here/harp-materials/lib/IconMaterial.ts	44.44% <0.00%> (-55.56%)	⬇️
@here/harp-map-controls/lib/Utils.ts	46.15% <0.00%> (-23.85%)	⬇️
@here/harp-omv-datasource/lib/OmvTiler.ts	50.00% <0.00%> (-16.67%)	⬇️
@here/harp-utils/lib/UrlUtils.ts	84.09% <0.00%> (-7.81%)	⬇️
@here/harp-datasource-protocol/lib/Extruder.ts	8.33% <0.00%> (-5.96%)	⬇️
@here/harp-lines/lib/TriangulateLines.ts	11.90% <0.00%> (-2.99%)	⬇️
@here/harp-materials/lib/Utils.ts	81.42% <0.00%> (-1.91%)	⬇️
@here/harp-mapview/lib/ThemeHelpers.ts	6.89% <0.00%> (-1.17%)	⬇️
@here/harp-utils/lib/Logger/ConsoleChannel.ts	69.23% <0.00%> (-0.77%)	⬇️
... and 30 more

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