Moved MAX plugin line to MAX instead of Maya section

Moved the search line for .ms files from the Maya section, to the MAX section where it should be.

Closes: #214

makepanda/installer.nsi

@@ -588,6 +588,7 @@ Section "3ds Max plug-ins" SecMaxPlugins
     SetOutPath $INSTDIR\plugins
     File /nonfatal /r "${BUILT}\plugins\*.dle"
     File /nonfatal /r "${BUILT}\plugins\*.dlo"
+    File /nonfatal /r "${BUILT}\plugins\*.ms"
     File "${SOURCE}\doc\INSTALLING-PLUGINS.TXT"
 SectionEnd
 !endif
@@ -603,7 +604,6 @@ Section "Maya plug-ins" SecMayaPlugins
     SetOutPath $INSTDIR\plugins
     File /nonfatal /r "${BUILT}\plugins\*.mll"
     File /nonfatal /r "${BUILT}\plugins\*.mel"
-    File /nonfatal /r "${BUILT}\plugins\*.ms"
     File "${SOURCE}\doc\INSTALLING-PLUGINS.TXT"
 SectionEnd
 !endif