Merge pull request #3109 from flysand7/sys-linux-tiny-fix

[sys/linux]: Remove +build comments in files with documentation

core/sys/linux/sys.odin

@@ -1,4 +1,3 @@
-//+build linux
 package linux
 
 import "core:intrinsics"

core/sys/linux/types.odin

@@ -1,4 +1,3 @@
-//+build linux
 package linux
 
 /*