hardware/icE1usb: Update ECN with r1.1 production

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Change-Id: Ie5edafb617a7f0e7e07474763571806758388b90
diff --git a/hardware/icE1usb/ecn.md b/hardware/icE1usb/ecn.md
index 2725ef3..e3dc898 100644
--- a/hardware/icE1usb/ecn.md
+++ b/hardware/icE1usb/ecn.md
@@ -172,10 +172,11 @@
 ### Changes compared to previous revisions
 
 * Updated to kicad 6 format
+* Renumbered schematic pages
 * Added NO jumpers on the I2C lines to GPS module
 * Added fiducials
 * Silkscreen updated
 
 ### Manufactured
 
-* TBD
+* 105 units manufactured by sysmocom at the end of 2022.