Recipes are much more readable with whitespace around the assignment operators.
Fix various assignments in meta-openembedded recipes to show this is definitely
the preferred formatting.
This fixes recipes with larger numbers of issues but there are just under 100
other references left to fix.
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Khem Raj <raj.khem@gmail.com>