Fixed formatting

docs/FIRMWARE.md

@@ -8,31 +8,31 @@
 - `cd firmware && git submodule update --init`
 
 ## Customization
-###### Custom Boot Logo
+#### Custom Boot Logo
 - Use [XMB Viewer](https://windows87.github.io/xbm-viewer-converter/) to convert an image to XMB
 
 - The data from this goes in `firmware/src/graphics/img/icon.xbm`
 
 You can use the provided [icon.xbm](../assets/icon.xbm) for a rad GTA:SA fist to show up on boot.
 
-###### Custom boot message
+#### Custom boot message
 - Navigate to `firmware/src/graphics/Screen.cpp`
 
 - Find & replace `const char *title = "meshtastic.org";` with your custom message.
 
-###### Custom screen color
+#### Custom screen color
  - Navigate to `src/graphics/TFTDisplay.cpp`
 
  - Find & replace `#define TFT_MESH COLOR565(0xFF, 0x00, 0x00)` with your custom color. *(The one shown here is for RED mode >:))*
 
- ###### Custom alert sound (for T-Deck & devices with a buzzer)
+ ### Custom alert sound (for devices with a buzzer)
  - From the mobile app, click the 3 dots on the top right, and select `Radio configuration`
  - Under `Module configuration`, select `External Notification`
 - Scroll down & you will see a `Ringtone` option that takes [RTTTL](https://en.wikipedia.org/wiki/Ring_Tone_Text_Transfer_Language) formatted tones.
 
 As far as I know, at the time of writing this, the only way to change the Ringtone is from the App. While this is not a "firmware" related thing, I included it in this file because it was difficult to find this setting...
 
-###### Display RAM/PSRAM Usage
+#### Display RAM/PSRAM Usage
 Look for these lines:
 ```cpp
     display->drawString(x, y + FONT_HEIGHT_SMALL * 2, "SSID: " + String(wifiName));
@@ -55,7 +55,7 @@ uint32_t usedPsram = totalPsram - freePsram;
 display->drawString(x, y + FONT_HEIGHT_SMALL * 5, "PSRAM: " + String(usedPsram / 1024) + "/" + String(totalPsram / 1024) + " KB");
 ```
 
-###### Heartbeat for redraw
+#### Heartbeat for redraw
 - Uncomment the line that says: `#define SHOW_REDRAWS`
 
 This will show a little 1x1 pixel on the top left corner anytime the screen is redraw.