patch 8.0.0360: sometimes VimL is used instead of "Vim script"

Problem:    Sometimes VimL is used, which is confusing.
Solution:   Consistently use "Vim script". (Hirohito Higashi)
diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index 3f6e10a..98ea0a3 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -10202,7 +10202,7 @@
 interfaces to some extent. Extent will be improved in the future.
 
 Added special |python-vars| objects also available for |python-buffer| and 
-|python-window|. They ease access to VimL variables from Python.
+|python-window|. They ease access to Vim script variables from Python.
 
 Now you no longer need to alter `sys.path` to import your module: special 
 hooks are responsible for importing from {rtp}/python2, {rtp}/python3 and