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