pages*: make help and version commands comply with the style guide (#12107)

* pages*: use generic word for help

* git: add newline to the end

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

* pages*: make help and version commands comply with the style guide

* java: fix Java name

---------

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/cs.md

@@ -5,10 +5,6 @@
 > Some subcommands such as `install`, `launch`, `java`, `fetch`, `resolve`, `complete-dep`, etc. have their own usage documentation.
 > More information: <https://get-coursier.io/docs/overview>.
 
-- Display version:
-
-`cs version`
-
 - Show a list of the installed applications:
 
 `cs list`
@@ -28,3 +24,7 @@
 - Update all the installed applications:
 
 `cs update`
+
+- Display version:
+
+`cs version`