Tools: support uartI, allowing a total of 9 uarts

this allows for OTG2 on the MatekH743 board, which makes SLCAN much
easier

Tools/completion/bash/_ap_bin

@@ -30,6 +30,7 @@ _ap_bin()
     opts+=" --uartF"
     opts+=" --uartG"
     opts+=" --uartH"
+    opts+=" --uartI"
     opts+=" --rtscts"
     opts+=" --base-port"
     opts+=" --rc-in-port"

Tools/completion/zsh/_ap_bin

@@ -29,6 +29,7 @@ _ap_bin() {
     '--uartF[set device string for UARTF]:DEVICE:' \
     '--uartG[set device string for UARTG]:DEVICE:' \
     '--uartH[set device string for UARTH]:DEVICE:' \
+    '--uartI[set device string for UARTI]:DEVICE:' \
     '--rtscts[enable rtscts on serial ports (default false)]' \
     '--base-port[set port num for base port(default 5670) must be before -I option]:PORT:' \
     '--rc-in-port[set port num for rc in]:PORT:' \