Apps: fixes licenses inconsistencies

recipes-asteroid/asteroid-alarmclock/asteroid-alarmclock_git.bb

 SUMMARY = "Asteroid's alarm clock app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-alarmclock.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-alarmclock.git;protocol=https"

recipes-asteroid/asteroid-calculator/asteroid-calculator_git.bb

 SUMMARY = "Asteroid's calculator app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-calculator.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-calculator.git;protocol=https"

recipes-asteroid/asteroid-calendar/asteroid-calendar_git.bb

 SUMMARY = "Asteroid's calendar app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-calendar.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-calendar.git;protocol=https"

recipes-asteroid/asteroid-settings/asteroid-settings_git.bb

 SUMMARY = "Asteroid's system settings app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-settings.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-settings.git;protocol=https"

recipes-asteroid/asteroid-stopwatch/asteroid-stopwatch_git.bb

 SUMMARY = "Asteroid's stopwatch app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-stopwatch.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-stopwatch.git;protocol=https"

recipes-asteroid/asteroid-timer/asteroid-timer_git.bb

 SUMMARY = "Asteroid's timer app"
 HOMEPAGE = "https://github.com/AsteroidOS/asteroid-timer.git"
-LICENSE = "GPLv2"
+LICENSE = "GPLv3"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=84dcc94da3adb52b53ae4fa38fe49e5d"
 
 SRC_URI = "git://github.com/AsteroidOS/asteroid-timer.git;protocol=https"