ppc4xx: Update PLB/PCI divider for PMC440 board

This patch updates the PLB/PCI divider when running at
400MHz CPU frequency from 4 to 3 which results in 44MHz PCI sync clock.
Signed-off-by: NMatthias Fuchs <matthias.fuchs@esd-electronics.com>

board/esd/pmc440/cmd_pmc440.c

@@ -280,10 +280,10 @@ int do_setup_bootstrap_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]
 
 	if (argc > 1) {
 		if (!strcmp(argv[1], "400")) {
-			/* PLB=133MHz, PLB/PCI=4 */
+			/* PLB=133MHz, PLB/PCI=3 */
 			printf("Bootstrapping for 400MHz\n");
 			sdsdp[0]=0x8678624e;
-			sdsdp[1]=0x0947a030;
+			sdsdp[1]=0x095fa030;
 			sdsdp[2]=0x40082350;
 			sdsdp[3]=0x0d050000;
 		} else if (!strcmp(argv[1], "533")) {