vim-patch:9.1.1250: cannot set the maximum popup menu width

Problem:  cannot set the maximum popup menu width
          (Lucas Mior)
Solution: add the new global option value 'pummaxwidth'
          (glepnir)

fixes: vim/vim#10901
closes: vim/vim#16943

88d75934c3

Co-authored-by: glepnir <glephunter@gmail.com>

src/nvim/options.lua

@@ -6425,6 +6425,21 @@ local options = {
       type = 'number',
       varname = 'p_ph',
     },
+    {
+      abbreviation = 'pmw',
+      defaults = 0,
+      desc = [=[
+        Maximum width for the popup menu (|ins-completion-menu|).  When zero,
+        there is no maximum width limit, otherwise the popup menu will never be
+        wider than this value.  Truncated text will be indicated by "..." at the
+        end.  Takes precedence over 'pumwidth'.
+      ]=],
+      full_name = 'pummaxwidth',
+      scope = { 'global' },
+      short_desc = N_('maximum width of the popup menu'),
+      type = 'number',
+      varname = 'p_pmw',
+    },
     {
       abbreviation = 'pw',
       defaults = 15,