Remove duplicated housekeeping call from arm_atsam

[Gentoli]

Description

Patch for #10530 (comment)

Types of Changes

• Core
• Bugfix
• New feature
• Enhancement/optimization
• Keyboard (addition or update)
• Keymap/layout/userspace (addition or update)
• Documentation

Issues Fixed or Closed by This PR

None

Checklist

• My code follows the code style of this project: C, Python
• I have read the PR Checklist document and have made the appropriate changes.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• I have tested the changes and verified that they work and don't break anything (as well as I can manage).

[tzarc]

Thanks!

[mtei]

There seems to be other duplication. (At #12206 I asked about this.)

% git checkout  28b1c91
% git checkout  HEAD^
% find tmk_core quantum -name \*.c | xargs grep housekeep
tmk_core/common/keyboard.c:/** \brief housekeeping_task_kb
tmk_core/common/keyboard.c:__attribute__((weak)) void housekeeping_task_kb(void) {}
tmk_core/common/keyboard.c:/** \brief housekeeping_task_user
tmk_core/common/keyboard.c:__attribute__((weak)) void housekeeping_task_user(void) {}
tmk_core/common/keyboard.c:    housekeeping_task_kb();
tmk_core/common/keyboard.c:    housekeeping_task_user();
tmk_core/protocol/arm_atsam/main_arm_atsam.c:        // Run housekeeping
tmk_core/protocol/arm_atsam/main_arm_atsam.c:        housekeeping_task_kb();
tmk_core/protocol/arm_atsam/main_arm_atsam.c:        housekeeping_task_user();
tmk_core/protocol/chibios/main.c:        // Run housekeeping
tmk_core/protocol/chibios/main.c:        housekeeping_task_kb();
tmk_core/protocol/chibios/main.c:        housekeeping_task_user();
tmk_core/protocol/lufa/lufa.c:        // Run housekeeping
tmk_core/protocol/lufa/lufa.c:        housekeeping_task_kb();
tmk_core/protocol/lufa/lufa.c:        housekeeping_task_user();
tmk_core/protocol/vusb/main.c:            // Run housekeeping
tmk_core/protocol/vusb/main.c:            housekeeping_task_kb();
tmk_core/protocol/vusb/main.c:            housekeeping_task_user();