chore(ci): drop all STM32F2 firmware builds (#6225)

fw.json

@@ -1,6 +1,5 @@
 {
     "targets": [
-        ["BETAFPV LiteRadio 3 Pro", "lr3pro-"],
         ["Fatfish F16","f16-"],
         ["Flysky EL18", "el18-"],
         ["Flysky NV14", "nv14-"],
@@ -11,23 +10,15 @@
         ["FrSky Horus X10", "x10-"],
         ["FrSky Horus X10 Express", "x10express-"],
         ["FrSky Horus X12s", "x12s-"],
-        ["FrSky QX7", "x7-"],
         ["FrSky QX7 Access", "x7access-"],
-        ["FrSky X9D", "x9d-"],
-        ["FrSky X9D Plus", "x9dp-"],
         ["FrSky X9D Plus 2019", "x9dp2019-"],
         ["FrSky X9E", "x9e-"],
         ["FrSky X9E Hall", "x9e-hall-"],
-        ["FrSky X9 Lite", "x9lite-"],
-        ["FrSky X9 Lite S", "x9lites-"],
-        ["FrSky X-Lite", "xlite-"],
-        ["FrSky X-Lite S", "xlites-"],
         ["HelloRadioSky V12", "v12-"],
         ["HelloRadioSky V14", "v14-"],
         ["HelloRadioSky V16", "v16-"],
         ["iFlight Commando 8", "commando8-"],
         ["Jumper Bumblebee", "bumblebee-"],
-        ["Jumper T12", "t12-"],
         ["Jumper T12 MAX", "t12max-"],
         ["Jumper T14", "t14-"],
         ["Jumper T15", "t15-"],
@@ -35,15 +26,11 @@
         ["Jumper T18", "t18-"],
         ["Jumper T20", "t20-"],
         ["Jumper T20 V2", "t20v2-"],
-        ["Jumper T-Lite", "tlite-"],
-        ["Jumper T-Pro", "tpro-"],
         ["Jumper T-Pro V2", "tprov2-"],
         ["Jumper T-Pro S", "tpros-"],
         ["RadioMaster Boxer", "boxer-"],
         ["RadioMaster MT12","mt12-"],
         ["RadioMaster Pocket", "pocket-"],
-        ["RadioMaster T8", "t8-"],
-        ["RadioMaster TX12", "tx12-"],
         ["RadioMaster TX12MK2", "tx12mk2-"],
         ["RadioMaster TX16S", "tx16s-"],
         ["RadioMaster Zorro","zorro-"],