A few typos regarding provider chests.

[Artman40]

The description for passive and active provider chests have "provides it's content" in their description but it should be "provides its content" instead.

[ssilk]

Well, I'm guilty. Looks like much work:
https://forums.factorio.com/wiki/inde ... l%3ASearch

[slpwnd]

Thanks for the report, if only all the bugs were this easy to fix

[ssilk]

Hehe, it's like in my job. I tend to write programs, which print out error messages in which file, which line, what is wrong and how it must be changed to work. When we make fun, they ask me, why my programs don't have self-modifying code to correct themself....