Merge pull request #9459 from iNavFlight/dzikuvx-readme-f411

F411 PSA

readme.md

@@ -1,5 +1,11 @@
 # INAV - navigation capable flight controller
 
+# PSA
+
+> INAV no longer accepts targets based on STM32 F411 MCU.
+
+> INAV 7 is the last INAV official release available for F411 based flight controllers. The next milestone, INAV 8 will not be available for F411 boards.
+
 ![INAV](http://static.rcgroups.net/forums/attachments/6/1/0/3/7/6/a9088858-102-inav.png)
 
 # INAV Community