pichaxx/steelhax: don't copy movable.sed

This is now unnecessary, as we do not use Frogtool anymore.

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

@@ -44,7 +44,6 @@ In this section, you will copy some of the files that will be used to launch the
 1. Copy `SafeB9SInstaller.bin` from the SafeB9SInstaller `.zip` to the root of your SD card
 1. Copy the otherapp payload for your model/region/version from `otherapps_with_CfgS_11.17.zip` to the root of your SD card, then rename the payload to `otherapp.bin`
   + Do not add the `.bin` extension if you do not already see it
-1. Copy `movable.sed` from your computer to the root of your SD card
 1. Create a folder named `3ds` on the root of your SD card if it does not already exist
   + This folder stores homebrew applications and data; it is different from the `Nintendo 3DS` folder that the console automatically generates
 1. Copy the `nimdsphax` folder from the nimdsphax `.zip` to the `/3ds/` folder on your SD card

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

@@ -43,7 +43,6 @@ In this section, you will copy some of the files that will be used to launch the
 1. Copy the `steelhax` folder from the `Steelhax-release.zip` to the root of your SD card
 1. Copy the otherapp payload for your model/region/version from `otherapps_with_CfgS_11.17.zip` to the root of your SD card, then rename the payload to `otherapp.bin`
   + Do not add the `.bin` extension if you do not already see it
-1. Copy `movable.sed` from your computer to the root of your SD card
 1. Create a folder named `3ds` on the root of your SD card if it does not already exist
   + This folder stores homebrew applications and data; it is different from the `Nintendo 3DS` folder that the console automatically generates
 1. Copy the `nimdsphax` folder from the nimdsphax `.zip` to the `/3ds/` folder on your SD card