PS: Add --forecerebuild flag when calling il2cpp.exe

Il2CppTests/generate-binaries.ps1

@@ -59,7 +59,7 @@ $bin = "$PSScriptRoot/TestBinaries"
 # We try to make the arguments as close as possible to a real Unity build
 # "--lump-runtime-library" was added to reduce the number of C++ files generated by UnityEngine (Unity 2019)
 $arg =	'--convert-to-cpp', '--compile-cpp', '--libil2cpp-static', '--configuration=Release', `
-		'--emit-null-checks', '--enable-array-bounds-check', `
+		'--emit-null-checks', '--enable-array-bounds-check', '--forcerebuild', `
 		'--map-file-parser=$UnityPath\il2cpp\MapFileParser\MapFileParser.exe'
 
 # Prepare output folders