[FE training-materials-updates] use a instead of j as this is not a bzip2 archive

[Thomas Petazzoni]

Dear Alexandre Belloni,

On Sat, 06 Apr 2013 23:31:38 +0200, Alexandre Belloni wrote:

>  wget --trust-server-names http://j.mp/SJOCH8
> -tar jxf android-toolchain-*
> +tar axf android-toolchain-*

In fact, 'a' is useless. GNU tar automatically detects the compression
algorithm to use when you pass just 'xf'.

Best regards,

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com