interrupt: removed descriptor table from esp32c3 interrupt hal.

components/riscv/include/riscv/interrupt.h

@@ -110,13 +110,6 @@ void esprv_intc_set_threshold(int priority_threshold);
  */
 uint32_t esprv_intc_get_interrupt_unmask(void);
 
-/**
- * @brief Set a bit in int clear register
- * @param intr bit to set from 0 to 31
- * @return none
- */
-void esprv_intc_set_interrupt_clear(int intr); 
-
 #ifdef __cplusplus
 }
 #endif