kernel: bump 4.19 to 4.19.74

Refreshed all patches.

Fixes:
- CVE-2019-15504

Compile-tested on: cns3xxx
Runtime-tested on: cns3xxx

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

target/linux/generic/pending-4.19/132-spi-spi-gpio-fix-crash-when-num-chipselects-is-0.patch

@@ -43,11 +43,9 @@ Signed-off-by: Petr Štetiar <ynezz@true.cz>
  drivers/spi/spi-gpio.c | 10 ++++++----
  1 file changed, 6 insertions(+), 4 deletions(-)
 
-diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
-index 088772ebef9b..57d5b6dc0dd0 100644
 --- a/drivers/spi/spi-gpio.c
 +++ b/drivers/spi/spi-gpio.c
-@@ -242,10 +242,12 @@ static int spi_gpio_setup(struct spi_device *spi)
+@@ -242,10 +242,12 @@ static int spi_gpio_setup(struct spi_dev
  	 * The CS GPIOs have already been
  	 * initialized from the descriptor lookup.
  	 */