finch: add page (#5038)

* finch: add page

* finch: fix formatting

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

pages/linux/finch.md

@@ -0,0 +1,32 @@
+# finch
+
+> Console-based modular messaging client.
+> More information: <https://developer.pidgin.im/wiki/Using%20Finch>.
+
+- Launch finch:
+
+`finch`
+
+- Quit:
+
+`alt + q or ctrl + c`
+
+- Show actions menu:
+
+`alt + a`
+
+- Jump to n-th window:
+
+`alt + {{number_key}}`
+
+- Close current window:
+
+`alt + c`
+
+- Start moving a window, use arrow keys to move, press escape when done:
+
+`alt + m`
+
+- Start resizing a window, use arrow keys to resize, press escape when done:
+
+`alt + r`