Update README.md - review feedback

Co-authored-by: Sally <[email protected]>

README.md

@@ -188,9 +188,9 @@ No matter which of the two ways above was triggering the builds, they will
 automatically create new revisions which will go to the `latest/edge` channel
 as seen in the [releases](https://snapcraft.io/ustriage/releases) overview.
 
-From there these new revisions can be verified manually, manually because so far
-we only have superficial tox testing for some basics. Furthermore and most
-meaningful functions needs valid launchpad credentials.
+From there, these new revisions can be verified manually (manually because so far
+we only have superficial tox testing for some basics). Furthermore and most
+meaningful functions need valid launchpad credentials.
 
 Builds for code changes can stay in `latest/edge` until we want to push it
 to all users via the channel `latest/stable`. Rebuilds for security reasons