add html-noplot and changed help message to make.bat (scikit-learn#8524)

* add html-noplot and help message to make.bat

* changed spaces to tab in make.bat help

* changed all spaces to tabs in make.bat update

doc/make.bat

@@ -24,6 +24,7 @@ if "%1" == "help" (
 	echo.  changes   to make an overview over all changed/added/deprecated items
 	echo.  linkcheck to check all external links for integrity
 	echo.  doctest   to run all doctests embedded in the documentation if enabled
+	echo.  html-noplot   to make HTML files using Windows
 	goto end
 )
 
@@ -40,6 +41,12 @@ if "%1" == "html" (
 	goto end
 )
 
+if "%1" == "html-noplot" (
+	%SPHINXBUILD% -D plot_gallery=0 -b html %ALLSPHINXOPTS% %BUILDDIR%/html
+	echo.
+	echo.Build finished. The HTML pages are in %BUILDDIR%/html
+)
+
 if "%1" == "dirhtml" (
 	%SPHINXBUILD% -b dirhtml %ALLSPHINXOPTS% %BUILDDIR%/dirhtml
 	echo.