port: riscv: Fix typo

Author: cubidesj

portable/GCC/RISC-V/portASM.S

@@ -197,7 +197,7 @@ definitions. */
  */
 pxPortInitialiseStack:
     csrr t0, mstatus                    /* Obtain current mstatus value. */
-    andi t0, t0, ~0x8                   /* Ensure interrupts are disabled when the stack is restored within an ISR.  Required when a task is created after the schedulre has been started, otherwise interrupts would be disabled anyway. */
+    andi t0, t0, ~0x8                   /* Ensure interrupts are disabled when the stack is restored within an ISR.  Required when a task is created after the scheduler has been started, otherwise interrupts would be disabled anyway. */
     addi t1, x0, 0x188                  /* Generate the value 0x1880, which are the MPIE and MPP bits to set in mstatus. */
     slli t1, t1, 4
     or t0, t0, t1                       /* Set MPIE and MPP bits in mstatus value. */