[Snyk] Fix for 2 vulnerabilities

[jeremylorino]

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	661/1000 Why? Recently disclosed, Has a fix available, CVSS 7.5	Uncontrolled resource consumption SNYK-JS-BRACES-6838727	No	No Known Exploit
	661/1000 Why? Recently disclosed, Has a fix available, CVSS 7.5	Inefficient Regular Expression Complexity SNYK-JS-MICROMATCH-6838728	No	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: @google-cloud/pubsub

The new version differs by 141 commits.

• 2fe206b feat: release @ google-cloud/pubsub v0.21.0 (#333)
• b852c58 fix(deps): update dependency google-gax to ^0.22.0 (#335)
• f465ba9 chore(deps): update dependency gts to ^0.9.0 (#334)
• f9466ce chore: update eslintignore config (#332)
• f50b95d chore(build): eslint all js files, and use js for all generated files (#331)
• e2444d9 refactor: drop dependencies on google-proto-files and async (#329)
• e0b4518 docs(samples): update samples to use async/await (#305)
• aa9c442 chore(deps): update dependency @ google-cloud/nodejs-repo-tools to v3 (#328)
• f551564 refactor: use Object.assign where possible (#324)
• 5c8b2e0 chore: drop contributors from multiple places (#325)
• cdcc23f chore(deps): update dependency @ types/is to v0.0.21 (#323)
• 8c1efa6 refactor(ts): introduce a round of types (#319)
• f50fd13 chore: use latest npm on Windows (#322)
• 6cd4da3 fix(deps): update dependency through2 to v3 (#320)
• bb357fc refactor(ts): enable noImplicitThis (#316)
• 6c74961 Add Pub/Sub ack deadline example (#315)
• f8bd0ae refactor(ts): convert to typescript (#310)
• 1984bce chore: update CircleCI config (#309)
• 13b9451 chore: include build in eslintignore (#304)
• c79c28c chore(deps): update dependency eslint-plugin-node to v8 (#300)
• c16287a chore: update issue templates (#299)
• 54b04b4 chore: remove old issue template (#297)
• bfdf7e6 build: run tests on node11 (#296)
• a36bc31 chores(build): do not collect sponge.xml from windows builds (#295)

See the full diff

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