Fix merge define conflict in c_types.h

Author: Earle F. Philhower, III

tools/sdk/include/c_types.h

@@ -88,11 +88,9 @@ typedef enum {
 #define __ICACHE_STRINGIZE(A) __ICACHE_STRINGIZE_NX(A)
 #define ICACHE_FLASH_ATTR   __attribute__((section("\".irom0.text." __FILE__ "." __ICACHE_STRINGIZE(__LINE__) "." __ICACHE_STRINGIZE(__COUNTER__) "\"")))
 #define ICACHE_RAM_ATTR     __attribute__((section("\".iram.text." __FILE__ "." __ICACHE_STRINGIZE(__LINE__) "." __ICACHE_STRINGIZE(__COUNTER__) "\"")))
-#define ICACHE_RODATA_ATTR  __attribute__((section("\".irom.text." __FILE__ "." __ICACHE_STRINGIZE(__LINE__) "." __ICACHE_STRINGIZE(__COUNTER__) "\"")))
 #else
 #define ICACHE_FLASH_ATTR
 #define ICACHE_RAM_ATTR
-#define ICACHE_RODATA_ATTR
 #endif /* ICACHE_FLASH */
 
 #define STORE_ATTR __attribute__((aligned(4)))