kernel: bump 4.19 to 4.19.73

Refreshed all patches.

Remove upstreamed:
- 840-media-i2c-tda1997x-select-V4L2_FWNODE.patch
- 079-v4.20-ARM-dts-qcom-ipq4019-fix-PCI-range.patch
- 083-ARM-dts-qcom-ipq4019-enlarge-PCIe-BAR-range.patch
- 084-ARM-dts-qcom-ipq4019-Fix-MSI-IRQ-type.patch

Fixes:
- CVE-2019-15030

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

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

target/linux/generic/hack-4.19/930-crashlog.patch

@@ -280,7 +280,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 +module_init(crashlog_init_fs);
 --- a/kernel/module.c
 +++ b/kernel/module.c
-@@ -256,6 +256,9 @@ static void mod_update_bounds(struct mod
+@@ -251,6 +251,9 @@ static void mod_update_bounds(struct mod
  #ifdef CONFIG_KGDB_KDB
  struct list_head *kdb_modules = &modules; /* kdb needs the list of modules */
  #endif /* CONFIG_KGDB_KDB */