board/stm32f777zit6-meadow: Add support to F7 Core Compute

[acassis]

Summary

This patch add basic support to Meadow F7 Core Compute board. The board profile "f7corecomp" include support to USB Console and SD Card.

Impact

Only for Meadow F7 boards

Testing

F7 Core Compute

[xiaoxiang781216]

please fix:

FAILED: nuttx 
: && /tools/ccache/bin/arm-none-eabi-g++ -nostdinc++ --specs=nosys.specs   -Wl,--entry=__start -nostdlib -Wl,--gc-sections -Wl,--cref -Wl,-Map=nuttx.map CMakeFiles/nuttx.dir/empty.cxx.obj -o nuttx  -mtune=cortex-m7  -march=armv7e-m  -mfpu=fpv5-d16  -mfloat-abi=hard  -fno-common  -Wall  -Wshadow  -Wundef  -nostdlib  -mthumb  -Wa,-mthumb  -Wa,-mimplicit-it=always  -Os  -fno-strict-aliasing  -fomit-frame-pointer  -ffunction-sections  -fdata-sections  -Wl,--script=/github/workspace/sources/nuttx/build/ld.script.tmp  -Wl,--start-group  arch/libarch.a  binfmt/libbinfmt.a  drivers/libdrivers.a  fs/libfs.a  libs/libc/libc.a  mm/libmm.a  sched/libsched.a  boards/libboard.a  libs/libxx/liblibcxxmini.a  apps/system/nsh/libapps_nsh.a  apps/system/nsh/libapps_sh.a  /tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/12.3.1/thumb/v7e-m+dp/hard/libgcc.a  /tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/12.3.1/../../../../arm-none-eabi/lib/thumb/v7e-m+dp/hard/libm.a  apps/libapps.a  apps/builtin/libapps_builtin.a  -Wl,--end-group && :
/tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/12.3.1/../../../../arm-none-eabi/bin/ld: boards/libboard.a(stm32_bringup.c.obj): in function `stm32_bringup':
stm32_bringup.c:(.text.stm32_bringup+0x2): undefined reference to `init_projectlab'
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed