vagrant: add exe location to PATH when we build an exe

(cherry picked from commit c1f9ed991b9679d789389741eaa3248075774572)

Vagrantfile

@@ -214,7 +214,7 @@ end
 def install_pyenv(boxname)
   script = <<-EOF
     curl -s -L https://raw.githubusercontent.com/yyuu/pyenv-installer/master/bin/pyenv-installer | bash
-    echo 'export PATH="$HOME/.pyenv/bin:/vagrant/borg:$PATH"' >> ~/.bash_profile
+    echo 'export PATH="$HOME/.pyenv/bin:$PATH"' >> ~/.bash_profile
     echo 'eval "$(pyenv init -)"' >> ~/.bash_profile
     echo 'eval "$(pyenv virtualenv-init -)"' >> ~/.bash_profile
     echo 'export PYTHON_CONFIGURE_OPTS="--enable-shared"' >> ~/.bash_profile
@@ -307,6 +307,7 @@ def build_binary_with_pyinstaller(boxname)
     . borg-env/bin/activate
     cd borg
     pyinstaller --clean --distpath=/vagrant/borg scripts/borg.exe.spec
+    echo 'export PATH="/vagrant/borg:$PATH"' >> ~/.bash_profile
   EOF
 end