doc: release-notes: add FPGA release notes for v3.3.0
Update release notes with changes in the FPGA subsystem.
@@ -454,6 +454,11 @@ Drivers and Sensors
full flash erase was started before a restart, this might result in several
minutes of waiting time (depending on flash size and erase speed).
+* FPGA
+
+ * Add preliminary support for the Lattice iCE40.
+ * Add Qomu board sample.
+
* GPIO
* Added driver for nPM6001 PMIC GPIOs
