chore(core): Remove eslint warnings

[AbhiPrasad]

> @sentry/core:lint

$ run-s lint:prettier lint:eslint
$ prettier --check "{src,test,scripts}/**/**.ts"
Checking formatting...
All matched files use Prettier code style!
$ eslint . --format stylish

/home/runner/work/sentry-javascript/sentry-javascript/packages/core/test/lib/base.test.ts
  1676:7  warning  Include a description after the "@ts-ignore" directive to explain why the @ts-ignore is necessary. The description must be 3 characters or longer  @typescript-eslint/ban-ts-comment
  1704:7  warning  Include a description after the "@ts-ignore" directive to explain why the @ts-ignore is necessary. The description must be 3 characters or longer  @typescript-eslint/ban-ts-comment
  1734:7  warning  Include a description after the "@ts-ignore" directive to explain why the @ts-ignore is necessary. The description must be 3 characters or longer  @typescript-eslint/ban-ts-comment
  1766:7  warning  Include a description after the "@ts-ignore" directive to explain why the @ts-ignore is necessary. The description must be 3 characters or longer  @typescript-eslint/ban-ts-comment

[github-actions]

size-limit report 📦

Path	Size
@sentry/browser - ES5 CDN Bundle (gzipped + minified)	21.95 KB (-0.01% 🔽)
@sentry/browser - ES5 CDN Bundle (minified)	69.13 KB (0%)
@sentry/browser - ES6 CDN Bundle (gzipped + minified)	20.28 KB (-0.01% 🔽)
@sentry/browser - ES6 CDN Bundle (minified)	60.38 KB (0%)
@sentry/browser - Webpack (gzipped + minified)	21.9 KB (0%)
@sentry/browser - Webpack (minified)	71.51 KB (0%)
@sentry/react - Webpack (gzipped + minified)	21.92 KB (0%)
@sentry/nextjs Client - Webpack (gzipped + minified)	50.58 KB (+0.03% 🔺)
@sentry/browser + @sentry/tracing - ES5 CDN Bundle (gzipped + minified)	30.11 KB (+0.01% 🔺)
@sentry/browser + @sentry/tracing - ES6 CDN Bundle (gzipped + minified)	28.16 KB (+0.07% 🔺)
@sentry/replay ES6 CDN Bundle (gzipped + minified)	49.42 KB (-0.01% 🔽)
@sentry/replay - Webpack (gzipped + minified)	43.1 KB (0%)
@sentry/browser + @sentry/tracing + @sentry/replay - ES6 CDN Bundle (gzipped + minified)	69.51 KB (+0.01% 🔺)
@sentry/browser + @sentry/replay - ES6 CDN Bundle (gzipped + minified)	61.82 KB (-0.01% 🔽)