fix installer error for some Windows players

docs/release-notes.md

@@ -20,6 +20,7 @@
   * Fixed JSON schema for `i18n` files requiring the wrong value for the `$schema` field.
   * Fixed validation for mods with version `0.0.0`.
   * Fixed _loaded with custom settings_ trace log when using default settings.
+  * Fixed installer error on some older Windows systems (thanks to eddyballs!).
 
 * For the web UI:
   * Updated the JSON validator/schema for Content Patcher 1.23.

src/SMAPI.Installer/assets/windows-install.bat

@@ -1,9 +1,8 @@
 @echo off
-echo %~dp0 | findstr /C:"%TEMP%" 1>nul
+echo "%~dp0" | findstr /C:"%TEMP%" 1>nul
 if not errorlevel 1 (
    echo Oops! It looks like you're running the installer from inside a zip file. Make sure you unzip the download first.
    pause
 ) else (
-   cd "%~dp0"
-   start /WAIT /B ./internal/windows-install.exe
+   start /WAIT /B internal\windows-install.exe
 )