amend types.util.correctType to support empty arrays

[cechava]

fixes issue #388

[cechava]

current test errors will disappear with fixes from PR #385

[codecov]

Codecov Report

Merging #389 (8996f39) into master (ddc825d) will increase coverage by 0.45%.
The diff coverage is 97.24%.

@@            Coverage Diff             @@
##           master     #389      +/-   ##
==========================================
+ Coverage   85.25%   85.71%   +0.45%     
==========================================
  Files         125      125              
  Lines        4613     4698      +85     
==========================================
+ Hits         3933     4027      +94     
+ Misses        680      671       -9     

Impacted Files	Coverage Δ
+types/+util/+dynamictable/addRow.m	92.30% <ø> (-7.70%)	⬇️
+types/+util/+dynamictable/checkConfig.m	92.59% <95.65%> (+17.59%)	⬆️
+tests/+system/AlignedSpikeTimesUtilityTest.m	100.00% <100.00%> (ø)
+tests/+system/DynamicTableTest.m	99.52% <100.00%> (+11.37%)	⬆️
+types/+util/correctType.m	88.37% <100.00%> (ø)
+types/+util/+dynamictable/getTypeMap.m	88.00% <0.00%> (-12.00%)	⬇️
+types/+util/+dynamictable/addVarargRow.m	91.30% <0.00%> (-2.18%)	⬇️
+types/+untyped/+datapipe/BoundPipe.m	78.29% <0.00%> (-1.56%)	⬇️
+types/+util/+dynamictable/addRawData.m	85.29% <0.00%> (-1.48%)	⬇️
... and 5 more

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