soc/intel/apollolake/acpi: Replace Increment() with ASL 2.0 syntax

Replace `Increment(a)` with `a++`.

Change-Id: I40d5df41e2e077cb9d3e7f3945f0dbae18382a28
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60581
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>

src/soc/intel/apollolake/acpi/pcie_port.asl

@@ -75,7 +75,7 @@ PowerResource (PXP, 0, 0)
 					Break
 				}
 				Sleep (16)
-				Increment (Local0)
+				Local0++
 			}
 		} /* End PDS condition check */
 	}
@@ -95,7 +95,7 @@ PowerResource (PXP, 0, 0)
 					Break
 				}
 				Sleep (16)
-				Increment (Local0)
+				Local0++
 			}
 			Store (1, BDQA) /* Set BLKDQDA to 1 */
 			Store (1, BPLL) /* Set BLKPLLEN to 1 */