[godot] Fix Windows dev builds.

spine-godot/build/build-v4.sh

@@ -29,10 +29,7 @@ fi
 
 if [ -f "../godot/custom.py" ]; then
 	dev="true"
-fi
-
-if [ -f "../godot/custom.py" ]; then
-	dev="true"
+	echo "DEV build"
 fi
 
 mono_module=""
@@ -55,7 +52,7 @@ cpus=2
 if [ "$OSTYPE" == "msys" ]; then
 	os="windows"
 	cpus=$NUMBER_OF_PROCESSORS
-	target="vsproj=yes livepp=$LIVEPP"
+	target="$target vsproj=yes livepp=$LIVEPP"
 	godot_exe="godot.windows.editor$dev_extension.x86_64$mono_extension.exe"
 	godot_exe_host=$godot_exe
 elif [[ "$OSTYPE" == "darwin"* ]]; then