pidgin/pidgin

Add configuration directory path to help window

2021-03-29, TANWEER ALI
628ec6b8efd4
Add configuration directory path to help window

Add `Runtime Directories Path` section to `Build Information` tab in `Help->About` window.

Testing Done:
Compile and run

![Changed](https://i.ibb.co/c3BvQMj/Screenshot-from-2021-03-28-04-28-52.png)

Bugs closed: PIDGIN-17504

Reviewed at https://reviews.imfreedom.org/r/577/
subdir('bonjour')
subdir('facebook')
subdir('gg')
subdir('irc')
subdir('jabber')
subdir('novell')
subdir('null')
subdir('sametime')
subdir('silc')
subdir('zephyr')