APRS: allow use of SSID with 'FromCall' (when able) #212

Job	Run time
build (esp8266:esp8266:nodemcuv2)	3m 18s
build (esp32:esp32:esp32:PartitionScheme=min_spiffs)	7m 11s
build (esp32:esp32:esp32s2)	7m 15s
build (esp32:esp32:esp32s3)	11m 22s
build (esp32:esp32:esp32c3)	9m 56s
build (esp32:esp32:esp32c6)	12m 29s
build (STM32:stm32:Nucleo_64)	3m 20s
build (STMicroelectronics:stm32:GenF1)	3m 52s
build (STMicroelectronics:stm32:GenWL)	4m 15s
build (raspberry)	1m 28s
build (CubeCell:CubeCell:CubeCell-GPS)	6m 17s
build (CubeCell:CubeCell:CubeCell-Board-PRO)	5m 52s
build (adafruit:nrf52:pca10056)	5m 6s
build (arduino:samd:mzero_bl)	3m 49s
build (arduino:avr:mega)	48s
build (rp2040:rp2040:generic)	5m 27s
build (rp2040:rp2040:rpipicow)	8m 34s
	1h 40m 19s

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