Update docs/just.md: fix the description

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>

docs/just.md

@@ -35,4 +35,4 @@ For example, these two commands are different:
 
 The just recipe runs `ensure-matrix-users-created` and `start` tags after `install-all`, while the latter runs only `install-all` tag. The correct shortcut of the latter is `just run-tags install-all`.
 
-Such kind of difference sometimes matters. For example, when you install a Matrix server into which you will import old data (see [here](installing.md#installing-a-server-into-which-youll-import-old-data)), you are not supposed to run `just install-all` or `just setup-all`, because these commands start services immediately after installing components which may prevent your from importing old data.
+Such kind of difference sometimes matters. For example, when you install a Matrix server into which you will import old data (see [here](installing.md#installing-a-server-into-which-youll-import-old-data)), you are not supposed to run `just install-all` or `just setup-all`, because these commands start services immediately after installing components, which may prevent you from importing the data.