*: replace file(s) syntax and add path/to/ to more things (#9592)

* Fix file(s) and more path/to

* Update pages.it/common/rm.md

Co-authored-by: Emily Grace Seville <EmilySeville7cfg@gmail.com>

* thanks emily your suggestion was dogshit

https://github.com/tldr-pages/tldr/blob/main/contributing-guides/translation-templates/common-arguments.md

Co-authored-by: Emily Grace Seville <EmilySeville7cfg@gmail.com>

pages/common/shuf.md

@@ -5,15 +5,15 @@
 
 - Randomize the order of lines in a file and output the result:
 
-`shuf {{filename}}`
+`shuf {{path/to/file}}`
 
 - Only output the first 5 entries of the result:
 
-`shuf --head-count={{5}} {{filename}}`
+`shuf --head-count={{5}} {{path/to/file}}`
 
 - Write the output to another file:
 
-`shuf {{filename}} --output={{output_filename}}`
+`shuf {{path/to/input}} --output={{path/to/output}}`
 
 - Generate 3 random numbers in the range 1-10 (inclusive):