mortsgna-armv7-tune: fix incorrect if condition

Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>

conf/distro/include/mortsgna-armv7-tune.inc

@@ -4,7 +4,11 @@ def armv7_tune_handler(d):
     # to common tune value
     if d.getVar('MORTSGNA_ARMV7_TUNE') == '1':
         features = d.getVar('TUNE_FEATURES').split()
-        if 'armv7a' in features or 'armv7ve'  or 'armv7ve'  or 'cortexa7'  or 'cortexa8'  or 'cortexa9' in features:
+        if 'armv7a' in features or \
+           'armv7ve' in features or \
+           'cortexa7' in features or \
+           'cortexa8' in features or \
+           'cortexa9' in features:
             tune = 'armv7athf'
             if 'bigendian' in features:
                 tune += 'b'