wic: move errors module

Moved from lib/wic/utils/ to lib/wic as this is a core module.

(From OE-Core rev: 808c70b81de5c3cfc3dcb01f08213e2ea33b7252)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/wic

@@ -53,8 +53,8 @@ if bitbake_exe:
 else:
     bitbake_main = None
 
+from wic.errors import WicError
 from wic.utils.misc import get_bitbake_var, BB_VARS
-from wic.utils.errors import WicError
 from wic import engine
 from wic import help as hlp
 
@@ -339,4 +339,3 @@ if __name__ == "__main__":
     except WicError as err:
         logger.error(err)
         sys.exit(1)
-