Moonlight Kernel v2.7 - Kanon

Changelog:

• Upstreamed to latest linux stable 4.4.269

• Updated compiler to latest Proton clang 13 build date 20210515

• Revert "ext4: Allocate 128-byte allocation context on the stack"

• exec: Add power@2.0 and IOP to tampering blacklist

• kernel: time: reduce ntp wakeups