Update cheatsheets

tldr/rubocop

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Check one or more specific files or directories:
 
-`rubocop {{path/to/file}} {{path/to/directory}}`
+`rubocop {{path/to/file_or_directory1 path/to/file_or_directory2 ...}}`
 
 - Write output to file:
 
@@ -26,11 +26,11 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Exclude a cop:
 
-`rubocop --except {{cop_1}} {{cop_2}}`
+`rubocop --except {{cop1 cop2 ...}}`
 
 - Run only specified cops:
 
-`rubocop --only {{cop_1}} {{cop_2}}`
+`rubocop --only {{cop1 cop2 ...}}`
 
 - Auto-correct files (experimental):