Blackfin arch: For compatibility reasons change IRQ_XXX_ERR into IRQ_XXX_ERROR...

Blackfin arch: For compatibility reasons change IRQ_XXX_ERR into IRQ_XXX_ERROR like on any other supported Blackfin derivative

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>