kart*: fix heading numbers

_pages/en_US/installing-boot9strap-(kartdlphax).txt

@@ -107,7 +107,7 @@ In this section, you will use Download Play to transfer the exploit data from th
 1. If the exploit was successful, the **target 3DS** will have booted into the 3DS ROP xPloit Injector
     - If the exploit was not successful, power off the **source 3DS** and **target 3DS** and start again from the beginning of `Section III - kartdlphax`
 
-## Section IV - Installing menuhax67
+#### Section IV - Installing menuhax67
 
 {% include_relative include/menuhax67-install.txt %}
 

_pages/en_US/installing-boot9strap-(kartminer7).txt

@@ -90,7 +90,7 @@ In this section, you will have the 3DS generate some data in Mario Kart 7 that w
     * If you don't see ANY colours, change your system language (if possible), then try the exploit again
 1. If the exploit was successful, the 3DS will have booted into the 3DS ROP xPloit Injector
 
-## Section V - Installing menuhax67
+#### Section V - Installing menuhax67
 
 {% include_relative include/menuhax67-install.txt %}