Drop superfluous import, add changelog for #148

[PJK]

No description provided.

[codecov-commenter]

Codecov Report

Merging #149 into master will decrease coverage by 1.63%.
The diff coverage is 91.30%.

@@            Coverage Diff             @@
##           master     #149      +/-   ##
==========================================
- Coverage   90.16%   88.52%   -1.64%     
==========================================
  Files          52       53       +1     
  Lines        3528     3548      +20     
  Branches      195      198       +3     
==========================================
- Hits         3181     3141      -40     
- Misses        169      332     +163     
+ Partials      178       75     -103     

Impacted Files	Coverage Δ
src/allocators.c	100.00% <ø> (ø)
src/cbor/callbacks.c	100.00% <ø> (ø)
test/memory_allocation_test.c	83.00% <ø> (ø)
src/cbor/internal/builder_callbacks.c	90.08% <86.66%> (+3.68%)	⬆️
src/cbor/internal/stack.c	93.75% <100.00%> (+0.41%)	⬆️
test/stack_over_limit_test.c	100.00% <100.00%> (ø)
test/assertions.c	0.00% <0.00%> (-100.00%)	⬇️
test/stream_expectations.c	0.00% <0.00%> (-100.00%)	⬇️
src/cbor/strings.c	96.00% <0.00%> (+1.33%)	⬆️
... and 12 more

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