rp2xxx: enable all riscv features (#358) #129

Job	Run time
Build Website	21s
Build Examples (espressif/esp)	2m 7s
Dry Run Packaging	1m 56s
Build Examples (gigadevice/gd32)	2m 16s
Build (ubuntu-latest)	34s
Build Examples (microchip/avr)	2m 16s
Check that stm32 generated code is up to date	46s
Build (windows-latest)	1m 16s
Build Examples (microchip/atsam)	2m 1s
Build (macos-latest)	40s
Build Examples (nordic/nrf5x)	2m 3s
Unit Test Ports (ubuntu-latest, gigadevice/gd32)	22s
Build Examples (nxp/lpc)	2m 0s
Unit Test Regz (ubuntu-latest)	23s
Unit Test Ports (ubuntu-latest, raspberrypi/rp2xxx)	26s
Build Examples (stmicro/stm32)	28s
Unit Test Ports (ubuntu-latest, stmicro/stm32)	23s
Unit Test UF2 (ubuntu-latest)	22s
Build Examples (raspberrypi/rp2xxx)	2m 19s
Unit Test Regz (windows-latest)	1m 7s
Unit Test Ports (windows-latest, gigadevice/gd32)	1m 0s
Unit Test UF2 (windows-latest)	1m 36s
Build Examples (wch/ch32v)	2m 10s
Unit Test Regz (macos-latest)	37s
Unit Test Ports (windows-latest, raspberrypi/rp2xxx)	1m 0s
Unit Test UF2 (macos-latest)	25s
Unit Test Ports (windows-latest, stmicro/stm32)	1m 32s
Unit Test Ports (macos-latest, gigadevice/gd32)	26s
Unit Test Ports (macos-latest, raspberrypi/rp2xxx)	40s
Unit Test Ports (macos-latest, stmicro/stm32)	23s
	33m 55s

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