kernel: bump 4.14 to 4.14.93
Refresh patches.
Remove upstreamed patches:
- backport/096-mips-math-emu-Write-protect-delay-slot-emulation-pages.patch
- pending/510-f2fs-fix-sanity_check_raw_super-on-big-endian-machines.patch
- brcm2708/950-0415-qmi_wwan-apply-SET_DTR-quirk-to-the-SIMCOM-shared-de.patch
Compile-tested: ar71xx, ath79, brcm2708/bcm27{08,10}, octeon, x86/64
Runtime-tested: ar71xx, ath79, brcm2708/bcm27{08,10}, octeon, x86/64
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>