message: Add note about package name change in v3
diff: @@ -20,13 +20,15 @@ The following breaking changes must be accounted for manually:
  * `StateLabel` **does** have a `scheme` prop (instead of `state`), and takes different values.
  ## `3.0.0-beta`
  +**:rotating_light: As of v3, the name of the package has changed from `primer-react` to `@primer/components`.**
  +
  [The 3.0.0-beta release](https://github.com/primer/components/releases/v3.0.0-beta) contains the following breaking changes:
  * The `MergeStatus` component is gone. Use a `StateLabel` instead.
  * The `Link` component no longer accepts `scheme` or `muted` props, and has no underline by default.
  * `DonutChart` is now simply `Donut`, and `DonutSlice` is `Donut.Slice`.
  -There is a [codemod](#codemods) available to upgrade from [2.x.x-beta](#2-0-0-beta):
  +There is a [codemod](#codemods) available to upgrade from [2.x.x-beta](#2-0-0-beta) and updating the package name:
  ```js
  npx jscodeshift -t node_modules/@primer/components/codemods/v3.js path/to/src
  @@ -44,7 +46,7 @@ We suggest that you rename your components in the above order, since renaming `B
  There is a [codemod](#codemods) available to upgrade from [1.x.x-beta](#1-0-0-beta):
  ```js
  -npx jscodeshift -t node_modules/@primer/components/codemods/v2.js path/to/src
  +npx jscodeshift -t node_modules/primer-react/codemods/v2.js path/to/src
  ```
  ## `1.0.0-beta`
  @@ -53,7 +55,7 @@ npx jscodeshift -t node_modules/@primer/components/codemods/v2.js path/to/src
  There is a [codemod](#codemods) available to upgrade from previous versions `0.x.x-beta`:
  ```js
  -npx jscodeshift -t node_modules/@primer/components/codemods/v1.js path/to/src
  +npx jscodeshift -t node_modules/primer-react/codemods/v1.js path/to/src
  ```
  ### Emotion and styled-system
  