ec/lenovo/h8: Prepend EC log message with *H8*

All other messages in `ec/lenovo/h8` are prepended with *H8*, so also prepend
the EC version log message with *H8*.

    EC Firmware ID 79HT50WW-3.4, Version 7.01A
    No CMOS option 'usb_always_on'.
    H8: BDC detection not implemented. Assuming BDC installed
    H8: WWAN detection not implemented. Assuming WWAN installed
    No CMOS option 'fn_ctrl_swap'.

Change-Id: Ib4f341946a336b57bd96c053a05364276caad1ac
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38312
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Alexander Couzens <lynxis@fe80.eu>
diff --git a/src/ec/lenovo/h8/h8.c b/src/ec/lenovo/h8/h8.c
index 73657bc..ed46a3f 100644
--- a/src/ec/lenovo/h8/h8.c
+++ b/src/ec/lenovo/h8/h8.c
@@ -106,7 +106,7 @@
 	fwvh = ec_read(0xe9);
 	fwvl = ec_read(0xe8);
 
-	printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw,
+	printk(BIOS_INFO, "H8: EC Firmware ID %s, Version %d.%d%d%c\n", ecfw,
 	       fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf));
 }