libcamera: gen-ipa-pub-key.py: Wrap lines in generated file

To make the output more readable, break the publicKeyData_ array at 8
bytes boundaries.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

src/libcamera/gen-ipa-pub-key.py

@@ -28,7 +28,9 @@ def main(argv):
         print('Please install openssl to sign IPA modules')
         return 1
 
-    ipa_key = ', '.join(['0x%02x' % c for c in ret.stdout])
+    ipa_key = ['0x%02x' % c for c in ret.stdout]
+    ipa_key = [', '.join(ipa_key[bound:bound + 8]) for bound in range(0, len(ipa_key), 8)]
+    ipa_key = ',\n\t'.join(ipa_key)
     data = {'ipa_key': ipa_key}
 
     template = open(template, 'rb').read()