add bounty 23

.gitignore

@@ -27,3 +27,4 @@ upload_site.sh
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+git

src/components/Bounties/bounties.json

@@ -46,5 +46,13 @@
 "https://testnet.joystream.org/#/forum/threads/493",
 "freakstatic#0197 (Discord), @isonar#5236 (Discord) @isonar (TG)",
 "Open"
+],
+[
+23,
+"Community Boutny #23 - Runtime Explanation",
+"$65",
+"https://testnet.joystream.org/#/forum/threads/541",
+"",
+"Open"
 ]
 ]