kernel: bump 5.4 to 5.4.83

kernel: bump 5.4 to 5.4.83

Manually merged:
  layerscape/808-i2c-0011-i2c-imx-support-slave-mode-for-imx-I2C-driver.patch
  layerscape/808-i2c-0012-i2c-imx-correct-code-of-errata-A-010650-for-layersca.patch

Remaining modifications made by update_kernel.sh

Build system: x86_64
Build-tested: ipq806x/R7800, ath79/generic, bcm27xx/bcm2711, x86/64 [*],
              ramips/mt7621 [*], ath79/tiny [*], ipq40xx [*], octeon [*],
              realtek [*]
Run-tested: ipq806x/R7800, ramips/mt7621 [*], octeon [*], realtek [*]

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
Tested-by: Stijn Segers <foss@volatilesystems.org> [*]