README.md: update instructions

Author: XhmikosR

README.md

@@ -14,19 +14,18 @@ Currently only 64-bit (x64) is targeted.
 ## Build Instructions
 
 1. Clone the repository
-2. Init submodules with
 
   ```shell
-  git submodule init
-  git submodule update --recursive
+  git clone --recursive https://github.com/XhmikosR/jpegoptim-windows.git
   ```
 
-  Alternatively you can do
+  Alternatively you can do this:
 
   ```shell
-  git clone --recursive https://github.com/XhmikosR/jpegoptim-windows.git
+  git submodule init
+  git submodule update --recursive
   ```
 
 2. Download and install [Visual Studio 2019](https://visualstudio.microsoft.com/downloads/) (any edition)
 3. Download [nasm](https://www.nasm.us/) and place `nasm.exe` somewhere into your `PATH`
-4. Open `jpegoptim.sln` and build or run `build.bat`
+4. Open `jpegoptim.sln` and build, or run `build.bat`