Include version in bulid output

[guybedford]

This updates the build output to include the version on the last line:

    8kB  dist/puppeteer-core/CONTRIBUTING.md
   11kB  dist/puppeteer-core/LICENSE
   18kB  dist/puppeteer-core/README.md
   87kB  dist/Inter-Regular.woff2
   94kB  dist/Inter-Bold.woff2
  782kB  dist/source/iltorb/build/bindings/iltorb.node
 1157kB  dist/index.js
35035kB  dist/bin/chromium-72.0.3617.0.br
37194kB  [2941ms] ncc - 0.15.0

formatting suggestions welcome too.

[codecov-io]

Codecov Report

Merging #281 into master will increase coverage by 0.09%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #281      +/-   ##
==========================================
+ Coverage   66.57%   66.66%   +0.09%     
==========================================
  Files          11       11              
  Lines         350      351       +1     
==========================================
+ Hits          233      234       +1     
  Misses        117      117

Impacted Files	Coverage Δ
src/cli.js	62.19% <100%> (+0.23%)	⬆️

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