add fosdem 21 and fosdem 22

* add fosdem 22 next event
* add fosdem 21 past event

Signed-off-by: Toshaan Bharvani <toshaan@vantosh.com>

content/events/fosdem21.md

@@ -0,0 +1,14 @@
+---
+title: "FOSDEM 2021 OpenPOWER DevRoom"
+eventdate: 2021-02-06
+eventplace: "Virtual Online"
+eventcalendar: https://archive.fosdem.org/2021/schedule/track/openpower/
+eventtime: 10:00 17:00
+image: thumb-7.jpg
+link: 'https://archive.fosdem.org/2021/schedule/track/openpower/'
+date: 2021-10-28
+draft: false
+---
+
+FOSDEM 2021 is a well known Free Open Source Conference.  
+The OpenPOWER Foundation has a dedicated OpenPOWER Developer Room at FOSDEM21.

content/events/fosdem22.md

@@ -0,0 +1,16 @@
+---
+title: "FOSDEM 2022 OpenPOWER DevRoom"
+eventdate: 2022-02-05
+eventplace: "Virtual Online"
+eventcalendar: https://fosdem.org/2022/schedule/track/openpower/
+eventtime: 10:00 - 18:00
+image: thumb-7.jpg
+link: https://fosdem.org/2022/schedule/track/openpower/
+date: 2021-10-28
+draft: false
+---
+
+FOSDEM 2022 is a well known Free Open Source Conference.  
+The OpenPOWER Foundation has a dedicated OpenPOWER Developer Room at FOSDEM22.
+
+{{< pretalx event="fosdem2022" >}}