docs: update release doc to include changes to publish script

(cherry picked from commit 4938554)

Author: dgp1130

docs/process/release.md

@@ -154,7 +154,7 @@ After closing the tab, you have successfully logged in, it is time to publish.
 Check out the patch branch (e.g. `9.1.x`), then run:
 ```bash
 yarn # Reload dependencies
-yarn admin publish
+yarn admin publish --tag latest
 ```
 
 If also publishing a prerelease, check out `master`, then run:
@@ -163,6 +163,16 @@ yarn # Reload dependencies
 yarn admin publish --tag next
 ```
 
+If also publish an LTS branch, check out that patch branch (e.g. `8.3.x`), then
+run:
+
+**Make sure to update the NPM tag for the version you are releasing!**
+
+```bash
+yarn # Reload dependencies
+yarn admin publish --tag v8-lts
+```
+
 ### Release Notes
 
 `yarn run -s admin changelog` takes `from` and `to` arguments which are any valid git