chore(deps-dev): update @angular/compiler-cli requirement from ~8.0.0 to ~8.2.1

[dependabot-preview]

Updates the requirements on @angular/compiler-cli to permit the latest version.

Changelog

Sourced from @angular/compiler-cli's changelog.

8.2.1 (2019-08-08)

Bug Fixes

• upgrade: compile downgraded components synchronously (if possible) (#31840) (04ebd59), closes #27217 #30330

9.0.0-next.0 (2019-07-31)

• Ivy related improvements and fixes

8.2.0 (2019-07-31)

Features

• core: TypeScript 3.5 support (#31615) (6ece7db)
• core: add automatic migration from Renderer to Renderer2 (#30936) (c095597)
• bazel: compile targets used for indexing by Kythe with Ivy (#31786) (82055b2)
• upgrade: support $element in upgraded component template/templateUrl functions (#31637) (29e1c53)
• bazel: allow passing a custom bazel compiler host to ngc compile (#31341) (a29dc96)
• bazel: allow passing and rewriting an old bazel host (#31381) (11a208f), closes #31341

Performance Improvements

• compiler: avoid copying from prototype while cloning an object (#31638) (24ca582), closes #31627

Bug Fixes

• core: DebugElement.listeners not cleared on destroy (#31820) (46b160e)
• bazel: increase memory limit of ngc under bazel from 2 to 4 GB (#31784) (5a8eb92)
• core: allow Z variations of CSS transforms in sanitizer (#29264) (78e7fdd)
• elements: handle falsy initial value (#31604) (7151eae), closes angular/angular#30834
• platform-browser: debug element query predicates not compatible with strictFunctionTypes (#30993) (10a1e19)
• use the correct WTF array to iterate over (#31208) (9204de9)
• bazel: pass custom bazel compiler host rather than rewriting one (#31496) (0c61a35)
• compiler-cli: Return original sourceFile instead of redirected sourceFile from getSourceFile (#26036) (3166cff), closes #22524
• language-service: Eagarly initialize data members (#31577) (0110de2)
• bazel: revert location of xi18n outputs to bazel-genfiles (#31410) (1d3e227)
• compiler: give ASTWithSource its own visit method (#31347) (6aaca21)
• core: handle undefined meta in injectArgs (#31333) (80ccd6c), closes [CLI #14888](https://github-redirect.dependabot.com/angular/angular-cli/issues/14888)
• service-worker: cache opaque responses in data groups with freshness strategy (#30977) (d7be38f), closes #30968
• service-worker: cache opaque responses when requests exceeds timeout threshold (#30977) (93abc35)

... (truncated)

Commits

• 1b0bd6b release: cut the v8.2.1 release
• cfaefa9 fix(ivy): set LOCALE_ID when using the injector (#31983)
• a48376b docs(router): rename incorrect class names (#31815)
• e6d8274 docs: correct description of output decorator and add links to guide (#31780)
• 40df016 docs: update rxjs refs (#31780)
• eee75c2 docs: add note on compatibility mode (#31808)
• 96aefc5 docs: remove download for testing examples (#31949)
• 038d823 docs: remove extraneous word from sentence in styleguide (#32038)
• 1909583 docs: add missing Oxford comma in styleguide (#32040)
• b560207 build(docs-infra): ensure the locally built packages exist and are up-to-date...
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #18.