remove LazyData from !new

[malcolmbarrett]

This PR removes LazyData from the DESCRIPTION generated by the !new command and updates the expectations in related tests.

See also r-lib/usethis#1404

Closes #104

[gaborcsardi]

Thanks! Can you please add a bullet point to the NEWS.md?

[codecov-io]

Codecov Report

Merging #105 (a717c68) into master (1a9af2d) will decrease coverage by 0.00%.
The diff coverage is n/a.

❗ Current head a717c68 differs from pull request most recent head c895342. Consider uploading reports for the commit c895342 to get more accurate results

@@            Coverage Diff             @@
##           master     #105      +/-   ##
==========================================
- Coverage   98.89%   98.89%   -0.01%     
==========================================
  Files          18       18              
  Lines        1086     1085       -1     
==========================================
- Hits         1074     1073       -1     
  Misses         12       12              

Impacted Files	Coverage Δ
R/description.R	97.64% <ø> (-0.01%)	⬇️

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[malcolmbarrett]

updated!

[gaborcsardi]

Great, thanks a lot!