Update to latest HALs, various fixes/cleanup (#39) #99

Job	Run time
clippy-riscv (esp32c2, riscv32imc-unknown-none-elf)	31s
check-riscv (esp32c2, riscv32imc-unknown-none-elf)	36s
clippy-riscv (esp32c3, riscv32imc-unknown-none-elf)	28s
check-xtensa (esp32, xtensa-esp32-none-elf)	1m 59s
check-riscv (esp32c3, riscv32imc-unknown-none-elf)	38s
clippy-xtensa (esp32, xtensa-esp32-none-elf)	2m 1s
clippy-riscv (esp32c6, riscv32imac-unknown-none-elf)	44s
check-xtensa (esp32s2, xtensa-esp32s2-none-elf)	2m 4s
check-riscv (esp32c6, riscv32imac-unknown-none-elf)	42s
clippy-xtensa (esp32s2, xtensa-esp32s2-none-elf)	2m 7s
clippy-riscv (esp32h2, riscv32imac-unknown-none-elf)	46s
check-xtensa (esp32s3, xtensa-esp32s3-none-elf)	2m 7s
check-riscv (esp32h2, riscv32imac-unknown-none-elf)	39s
clippy-xtensa (esp32s3, xtensa-esp32s3-none-elf)	2m 8s
msrv-riscv (esp32c2, riscv32imc-unknown-none-elf)	1m 33s
msrv-xtensa (esp32, xtensa-esp32-none-elf)	3m 5s
rustfmt	19s
msrv-riscv (esp32c3, riscv32imc-unknown-none-elf)	1m 35s
msrv-xtensa (esp32s2, xtensa-esp32s2-none-elf)	3m 22s
msrv-riscv (esp32c6, riscv32imac-unknown-none-elf)	1m 41s
msrv-xtensa (esp32s3, xtensa-esp32s3-none-elf)	3m 17s
msrv-riscv (esp32h2, riscv32imac-unknown-none-elf)	1m 32s
	33m 54s

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