cleanup header guard names to be consistent (#1179)

src/rp2_common/pico_bootrom/include/pico/bootrom.h

@@ -4,8 +4,8 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
-#ifndef _PLATFORM_BOOTROM_H
-#define _PLATFORM_BOOTROM_H
+#ifndef _PICO_BOOTROM_H
+#define _PICO_BOOTROM_H
 
 #include "pico.h"
 

src/rp2_common/pico_bootrom/include/pico/bootrom/sf_table.h

@@ -4,8 +4,8 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
-#ifndef _PICO_SF_TABLE_H
-#define _PICO_SF_TABLE_H
+#ifndef _PICO_BOOTROM_SF_TABLE_H
+#define _PICO_BOOTROM_SF_TABLE_H
 
 // NOTE THESE FUNCTION IMPLEMENTATIONS MATCH THE BEHAVIOR DESCRIBED IN THE BOOTROM SECTION OF THE RP2040 DATASHEET