drivers/vpd: rename VPD_ANY to VPD_RO_THEN_RW

Rename VPD_ANY to VPD_RO_THEN_RW, to reflect the VPD region search
preference. Update all existing code references for VPD_ANY.

Signed-off-by: Jonathan Zhang <jonzhang@fb.com>
Change-Id: I960688d1f6ab199768107ab73b8a7400a3fdf473
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41586
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/vendorcode/google/chromeos/sar.c

@@ -70,7 +70,7 @@ int get_wifi_sar_limits(struct wifi_sar_limits *sar_limits)
 
 	/* Try to read the SAR limit entry from VPD */
 	if (!vpd_gets(wifi_sar_limit_key, wifi_sar_limit_str,
-							 buffer_size, VPD_ANY)) {
+							 buffer_size, VPD_RO_THEN_RW)) {
 		printk(BIOS_ERR, "Error: Could not locate '%s' in VPD.\n",
 				wifi_sar_limit_key);