classes/staging: change fixme debug message from note to debug

These messages were added for debugging during the recipe specific
sysroot work. They may still be useful but they don't need to be notes -
if they are they show up in recipetool / devtool output when fetching
source.

(From OE-Core rev: a0e93d5c5dcf59d1898a3db727a5ab2d75e3d20e)

(From OE-Core rev: bc1a4af950a2600028d89b7dcb4ff8f409b52739)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes/staging.bbclass

@@ -170,7 +170,7 @@ def staging_processfixme(fixme, target, recipesysroot, recipesysrootnative, d):
     for fixmevar in ['COMPONENTS_DIR', 'HOSTTOOLS_DIR', 'PKGDATA_DIR']:
         fixme_path = d.getVar(fixmevar)
         cmd += " -e 's:FIXME_%s:%s:g'" % (fixmevar, fixme_path)
-    bb.note(cmd)
+    bb.debug(2, cmd)
     subprocess.check_output(cmd, shell=True)