chore: add T14, T20v2 stock firmware and support status

Author: pfeerick

docs/supportedradios.md

@@ -10,12 +10,14 @@ The development and support for EdgeTX is conducted by the EdgeTX core developme
 * Jumper T-Lite / T-Lite v2 (since v2.4)
 * Jumper T-Pro (since v2.6)
 * Jumper T-Pro v2 (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/TPROV2-PROD-09-07-23.bin?raw=true)
-* Jumper T-12 / T12 Plus / T12 Pro Hall (since v2.4)
-* Jumper T-16 / T16 Plus / T16 Pro Hall (since v2.4)
-* Jumper T-18 / T18 Lite / T18 Pro (since v2.4)
-* Jumper T-20 (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/T20-PROD-09-07-23.bin?raw=true)
+* Jumper T12 / T12 Plus / T12 Pro Hall (since v2.4)
+* Jumper T14 (Planned 2.10 for firmware, Companion to follow)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/raw/master/downloads/T14-PROD-080324.bin)
+* Jumper T16 / T16 Plus / T16 Pro Hall (since v2.4)
+* Jumper T18 / T18 Lite / T18 Pro (since v2.4)
+* Jumper T20 (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/T20-PROD-09-07-23.bin?raw=true)
+* Jumper T20v2 (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/raw/master/downloads/T20V2-PROD-270224.bin)
 * RadioMaster Boxer (since v2.8.1)
-* RadioMaster MT12 (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/MT12-PROD-28-10.bin?raw=true)
+* RadioMaster MT12 (Planned 2.10 for firmware, Companion to follow)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/MT12-PROD-28-10.bin?raw=true)
 * RadioMaster Pocket (Planned 2.10 for full support)* [Current firmware available here.](https://github.com/EdgeTX/edgetx.github.io/blob/master/downloads/POCKET-PROD-01-09-23.bin?raw=true)
 * RadioMaster T8 Pro (since v2.4)
 * RadioMaster TX12 (since v2.4) / TX12 Mark II (since v2.8)