kernel: bump 4.14 to 4.14.81

Refreshed all patches.

Removed upstreamed patches:
- 081-spi-bcm-qspi-switch-back-to-reading-flash-using-smal.patch

Altered patches:
- 0054-cpufreq-dt-Handle-OPP-voltage-adjust-events

Compile-tested on: cns3xxx, imx6, ipq806x, x86_64
Runtime-tested on: cns3xxx, imx6, x86_64

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

target/linux/generic/hack-4.14/661-use_fq_codel_by_default.patch

@@ -44,7 +44,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	  device, it has to decide which ones to send first, which ones to
 --- a/net/sched/sch_api.c
 +++ b/net/sched/sch_api.c
-@@ -2029,7 +2029,7 @@ static int __init pktsched_init(void)
+@@ -2028,7 +2028,7 @@ static int __init pktsched_init(void)
  		return err;
  	}
  

target/linux/generic/pending-4.14/530-jffs2_make_lzma_available.patch

@@ -244,7 +244,7 @@ Signed-off-by: Alexandros C. Couloumbis <alex@ozo.com>
 +}
 --- a/fs/jffs2/super.c
 +++ b/fs/jffs2/super.c
-@@ -372,14 +372,41 @@ static int __init init_jffs2_fs(void)
+@@ -370,14 +370,41 @@ static int __init init_jffs2_fs(void)
  	BUILD_BUG_ON(sizeof(struct jffs2_raw_inode) != 68);
  	BUILD_BUG_ON(sizeof(struct jffs2_raw_summary) != 32);
  

target/linux/generic/pending-4.14/810-pci_disable_common_quirks.patch

@@ -49,7 +49,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  /*
   * Some BIOS implementations leave the Intel GPU interrupts enabled,
   * even though no one is handling them (f.e. i915 driver is never loaded).
-@@ -3167,6 +3171,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN
+@@ -3171,6 +3175,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN
  DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x010a, disable_igfx_irq);
  DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0152, disable_igfx_irq);