message: docs: update aio/content/guide/angular-package-format.md with suggestion
  PR Close
diff: @@ -125,7 +125,7 @@ The primary `package.json` contains important package metadata, including the fo
  * It [declares](#esm-declaration) the package to be in EcmaScript Module \(ESM\) format
  * It contains an [`"exports"` field](#exports) which defines the available source code formats of all entrypoints
  * It contains [keys](#legacy-resolution-keys) which define the available source code formats of the primary `@angular/core` entrypoint, for tools which do not understand `"exports"`.
  - These keys are considered deprecated, and should be removed as the support for `"exports"` rolls out across the ecosystem.
  + These keys are considered deprecated, and could be removed as the support for `"exports"` rolls out across the ecosystem.
  * It declares whether the package contains [side-effects](#side-effects)
  