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/git.md

@@ -4,18 +4,6 @@
 > Some subcommands such as `commit`, `add`, `branch`, `checkout`, `push`, etc. have their own usage documentation.
 > More information: <https://git-scm.com/>.
 
-- Check the Git version:
-
-`git --version`
-
-- Show general help:
-
-`git --help`
-
-- Display help on a Git subcommand (like `clone`, `add`, `push`, `log`, etc.):
-
-`git help {{subcommand}}`
-
 - Execute a Git subcommand:
 
 `git {{subcommand}}`
@@ -27,3 +15,15 @@
 - Execute a Git subcommand with a given configuration set:
 
 `git -c '{{config.key}}={{value}}' {{subcommand}}`
+
+- Display help:
+
+`git --help`
+
+- Display help for a specific subcommand (like `clone`, `add`, `push`, `log`, etc.):
+
+`git help {{subcommand}}`
+
+- Display version:
+
+`git --version`