Removed x86 from regularly build and tested CPU architectures

We not longer support or build on x86 architectures in master branch.

Signed-off-by: Lars Erik Wik <lars.erik.wik@northern.tech>

Author: larsewi

INSTALL

@@ -51,7 +51,6 @@ HARDWARE PLATFORMS
 
 CFEngine is regularly built and tested on the following CPU architectures:
 
-* x86
 * x86-64
 * SPARC
 * ARM64