log: Remove non-static TAG variables

components/bootloader_support/src/bootloader_random.c

@@ -25,8 +25,6 @@
 #include "esp_system.h"
 #endif
 
-const char *TAG = "boot_rng";
-
 void bootloader_fill_random(void *buffer, size_t length)
 {
     uint8_t *buffer_bytes = (uint8_t *)buffer;

components/esp32/event_default_handlers.c

@@ -35,7 +35,7 @@
 #include "tcpip_adapter.h"
 #include "esp_log.h"
 
-const char* TAG = "event";
+static const char* TAG = "event";
 
 #define WIFI_API_CALL_CHECK(info, api_call, ret) \
 do{\