Update build instructions

Author: ge0rdi

Src/BUILDME.txt

@@ -5,9 +5,9 @@ for other languages.
 The final files (installers, archives) are saved to the Setup\Final folder.
 
 You need the following tools:
-Visual Studio 2017 (Community Edition is enough)
+Visual Studio 2019 (Community Edition is enough)
   - Desktop development with C++ workload
-  - Windows 10 SDK (10.0.17134.0) for Desktop C++
+  - Windows 10 SDK (10.0.19041.0) for Desktop C++
   - Visual C++ ATL support
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