fix: philo patches (#58)

* fix(philo): patch for defense

* fix(forks): make forks mutex objects

* fix(philo): we found the glitch

Featuring: @faoriol, the only person which checked my `launch_philos.c` file, where the useless usleep is

* fix: yes

* refactor!: change a bunch of stuff

- In philo, wait for all philos to be started before enabling the routines
- In philo, print "is thinking" by default at the beginning of the app
- Move all `pool-*` dirs to `piscine-*`

* style: norm

* ci(norminette): update for every project

* chore: patch pool

chore(main): release mc_push_swap 0.1.0 (#21)