Fix BuildTool output path (#2219)

Author: hazzik

ShowBuildMenu.bat

@@ -9,7 +9,9 @@ set CURRENT_CONFIGURATION=%~dp0current-test-configuration
 set NUNIT="%~dp0Tools\NUnit.ConsoleRunner.3.10.0\tools\nunit3-console.exe"
 
 if not exist %BUILD_TOOL_PATH% (
-    dotnet build %~dp0Tools\BuildTool\BuildTool.sln -c Release -o bin
+    pushd %~dp0Tools\BuildTool
+    dotnet build BuildTool.sln -c Release -o bin
+    popd
 )
 
 :main-menu

ShowBuildMenu.sh

@@ -1,6 +1,7 @@
 #!/bin/sh
 
 cd "$(dirname "$0")"
+SCRIPT_PATH="$(pwd)"
 BUILD_TOOL_PATH="./Tools/BuildTool/bin/BuildTool.dll"
 BUILD_TOOL="dotnet $BUILD_TOOL_PATH"
 AVAILABLE_CONFIGURATIONS="available-test-configurations"
@@ -14,8 +15,10 @@ async_generator_path=""
 
 if [ ! -f $BUILD_TOOL_PATH ]
 then
-	dotnet build ./Tools/BuildTool/BuildTool.sln -c Release -o bin
+	cd ./Tools/BuildTool
+	dotnet build BuildTool.sln -c Release -o bin 
 fi
+cd "$SCRIPT_PATH"
 
 buildDebug(){
 	dotnet build ./src/NHibernate.sln