kate: refresh page (#9546)

* Refresh `kate` command description

* Enhance descriptions:
- remove mentioning editor name many times
- use backticks for i/o streams
- simplify descriptions

* Enhance first two examples:
- expand placeholders
- expand descriptions

* Error fixed

* Update pages/common/kate.md

pages/common/kate.md

@@ -1,29 +1,29 @@
 # kate
 
-> KDE Text Editor.
+> KDE's advanced text editor.
 > More information: <https://kate-editor.org/>.
 
-- Launch Kate and open specific files:
+- Open specific files:
 
-`kate {{path/to/file1}} {{path/to/file2}}`
+`kate {{path/to/file1 path/to/file2 ...}}`
 
-- Open a remote document in Kate:
+- Open specific remote files:
 
-`kate {{https://example.com/path/to/file}}`
+`kate {{https://example.com/path/to/file1 https://example.com/path/to/file2 ...}}`
 
-- Launch Kate, creating a new instance even if one is already open:
+- Create a new editor instance even if one is already open:
 
 `kate --new`
 
-- Open a file in Kate with the cursor at the specific line:
+- Open a file with the cursor at the specific line:
 
 `kate --line {{line_number}} {{path/to/file}}`
 
-- Open a file in Kate with the cursor at the specific line and column:
+- Open a file with the cursor at the specific line and column:
 
 `kate --line {{line_number}} --column {{column_number}} {{path/to/file}}`
 
-- Launch Kate, creating a new temporary file with contents read from stdin:
+- Create a file from `stdin`:
 
 `cat {{path/to/file}} | kate --stdin`