update codemirror to 5.39.2

src/public/libraries/codemirror/mode/shell/test.js

@@ -61,4 +61,13 @@
 
   MT("nested braces",
      "[builtin echo] [def ${A[${B}]]}]")
+
+  MT("strings in parens",
+     "[def FOO][operator =]([quote $(<][string \"][def $MYDIR][string \"][quote /myfile grep ][string 'hello$'][quote )])")
+
+  MT ("string ending in dollar",
+     '[def a][operator =][string "xyz$"]; [def b][operator =][string "y"]')
+
+  MT ("quote ending in dollar",
+     "[quote $(echo a$)]")
 })();