Spelling Fixes (#86056)

## About The Pull Request
Fixes several errors to spelling, grammar, and punctuation.
## Why It's Good For The Game
Improves readability and user experience.
## Changelog
🆑
spellcheck: fixed a few typos
/🆑

code/game/objects/items/stacks/stack.dm

@@ -177,7 +177,7 @@
 	/**
 	 * use available_amount of sheets/pieces, return TRUE only if all sheets/pieces of this stack were used
 	 * we don't delete this stack when it reaches 0 because we expect the all in one grinder, etc to delete
-	 * this stack if grinding was successfull
+	 * this stack if grinding was successful
 	 */
 	use(available_amount, check = FALSE)
 	return available_amount == current_amount