x86: Fix up driver names to avoid dtoc warnings

At present there are a lot of dtoc warnings reported when building
chromebook_coral, of the form:

   WARNING: the driver intel_apl_lpc was not found in the driver list

Correct these by using driver names that matches their compatible string.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/x86/cpu/apollolake/punit.c b/arch/x86/cpu/apollolake/punit.c
index e76f280..e67c011 100644
--- a/arch/x86/cpu/apollolake/punit.c
+++ b/arch/x86/cpu/apollolake/punit.c
@@ -88,8 +88,8 @@
 	{ }
 };
 
-U_BOOT_DRIVER(syscon_intel_punit) = {
-	.name		= "intel_punit_syscon",
+U_BOOT_DRIVER(intel_apl_punit) = {
+	.name		= "intel_apl_punit",
 	.id		= UCLASS_SYSCON,
 	.of_match	= apl_syscon_ids,
 	.probe		= apl_punit_probe,