sb/intel/*: Delete invalid comment

Looks like these comments were moved without checking them. They are no
longer correct nor useful, so kill them with fire.

Change-Id: I3de04b8c03f7c511376dec922a60958ffc3bf6a3
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43688
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

src/southbridge/intel/i82801gx/early_init.c

@@ -66,7 +66,6 @@ void i82801gx_early_init(void)
 
 	enable_smbus();
 
-	/* Setting up Southbridge. In the northbridge code. */
 	printk(BIOS_DEBUG, "Setting up static southbridge registers...");
 	i82801gx_setup_bars();
 

src/southbridge/intel/lynxpoint/early_pch.c

@@ -41,7 +41,6 @@ int pch_is_lp(void)
 
 static void pch_enable_bars(void)
 {
-	/* Setting up Southbridge. In the northbridge code. */
 	pci_write_config32(PCH_LPC_DEV, RCBA, (uintptr_t)DEFAULT_RCBA | 1);
 
 	pci_write_config32(PCH_LPC_DEV, PMBASE, DEFAULT_PMBASE | 1);