corrected issue#1536 - used correct define to create a configuration mask (#1613)

diff --git a/src/rp2_common/pico_i2c_slave/i2c_slave.c b/src/rp2_common/pico_i2c_slave/i2c_slave.c
index 12b5301..6dc4960 100644
--- a/src/rp2_common/pico_i2c_slave/i2c_slave.c
+++ b/src/rp2_common/pico_i2c_slave/i2c_slave.c
@@ -69,7 +69,7 @@
     i2c_hw_t *hw = i2c_get_hw(i2c);
     // unmask necessary interrupts
     hw->intr_mask =
-            I2C_IC_INTR_MASK_M_RX_FULL_BITS | I2C_IC_INTR_MASK_M_RD_REQ_BITS | I2C_IC_RAW_INTR_STAT_TX_ABRT_BITS |
+            I2C_IC_INTR_MASK_M_RX_FULL_BITS | I2C_IC_INTR_MASK_M_RD_REQ_BITS | I2C_IC_INTR_MASK_M_TX_ABRT_BITS |
             I2C_IC_INTR_MASK_M_STOP_DET_BITS | I2C_IC_INTR_MASK_M_START_DET_BITS;
 
     // enable interrupt for current core