Fix searchsorted for new LazyArrays vcat specialised

[dlfivefifty]

No description provided.

[codecov]

Codecov Report

Merging #58 (38217fa) into master (1e405be) will decrease coverage by 6.73%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #58      +/-   ##
==========================================
- Coverage   71.97%   65.24%   -6.74%     
==========================================
  Files           5        5              
  Lines         778      751      -27     
==========================================
- Hits          560      490      -70     
- Misses        218      261      +43     

Impacted Files	Coverage Δ
src/reshapedarray.jl	40.90% <ø> (-0.96%)	⬇️
src/InfiniteArrays.jl	47.11% <100.00%> (+0.05%)	⬆️
src/infarrays.jl	50.40% <0.00%> (-25.98%)	⬇️
src/infrange.jl	76.77% <0.00%> (-4.06%)	⬇️
src/Infinity.jl	73.45% <0.00%> (-1.89%)	⬇️

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