docs: changelog to include lwc autocompletion in lightning-language-server + edits from doc team
docs: changelog to include lwc autocompletion in lightning-language-server + edits from doc team

* docs: add lwc autocompletion into changelog

* Change log doc updates

Cleaned up existing text and added some missing details.

* Update packages/salesforcedx-vscode/CHANGELOG.md

Co-authored-by: Juliet Shackell <7b7cce45c9e69829aa2b006fa3f55b348465cf78@users.noreply.github.com>

Co-authored-by: Sonal Budhiraja <b78cd692f8471d8438fb5ac06538c4270b2d03ce@users.noreply.github.com>
Co-authored-by: Juliet Shackell <7b7cce45c9e69829aa2b006fa3f55b348465cf78@users.noreply.github.com>
forcedotcom/salesforcedx-vscode,forcedotcom/salesforcedx-vscode,forcedotcom/salesforcedx-vscode,forcedotcom/salesforcedx-vscode