Since at least gdb 7.8, python3 support has been available. As part of
the progressive retiring of python2 support, it is time to drop its
support in gdb by:
- Removing BR2_PACKAGE_HOST_GDB_PYTHON in package/gdb/Config.in.host
and removing the choice to leave just a BR2_PACKAGE_HOST_GDB_PYTHON3
option.
- Adding BR2_PACKAGE_HOST_GDB_PYTHON to Config.in.legacy
- Changing depends on BR2_PACKAGE_PYTHON || BR2_PACKAGE_PYTHON3 to
depends on BR2_PACKAGE_PYTHON3 in package/gdb/Config.in
Signed-off-by: Adam Duskett <aduskett@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>