Merge pull request #229 from mariogasparoni/master

Fix typo on bbb's 2.3 repository name

Author: antobinary

_posts/2020-07-10-dev23.md

@@ -419,7 +419,7 @@ wget https://ubuntu.bigbluebutton.org/repo/bigbluebutton.asc -O- | sudo apt-key
 ```
 Add APT's source for BigBlueButton
 ```bash
-echo "deb https://ubuntu.bigbluebutton.org/bionic-23-dev bigbluebutton-bionic main" | sudo tee /etc/apt/sources.list.d/bigbluebutton.list
+echo "deb https://ubuntu.bigbluebutton.org/bionic-230-dev bigbluebutton-bionic main" | sudo tee /etc/apt/sources.list.d/bigbluebutton.list
 ```
 Install it
 ```bash