chore(deps): update devdependency rollup to v2.26.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rollup (source)	devDependencies	patch	2.26.0 -> 2.26.2

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Release Notes

rollup/rollup

v2.26.2

Compare Source

2020-08-16

Bug Fixes

• Fix a situation where line-breaks in a simplified conditional expression could result in broken code (#​3732)

Pull Requests

• #​3732: Prevent unintended ASI for nested conditionals (@​lukastaegert)

v2.26.1

Compare Source

2020-08-16

Bug Fixes

• Correctly render external namespace imports when only generating SystemJS output (#​3731)

Pull Requests

• #​3731: Render system namespace import (@​sastan and @​lukastaegert)

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[codecov-commenter]

Codecov Report

Merging #7925 into dev will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##              dev    #7925   +/-   ##
=======================================
  Coverage   68.92%   68.92%           
=======================================
  Files          91       91           
  Lines        3846     3846           
  Branches     1041     1041           
=======================================
  Hits         2651     2651           
  Misses        971      971           
  Partials      224      224           

Flag	Coverage Δ
#unittests	68.92% <ø> (ø)

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