Update docs with start_enabled flag

Author: MeanderingProgrammer

doc/render-markdown.txt

@@ -1,4 +1,4 @@
-*render-markdown.txt*            For 0.9.5            Last change: 2024 May 01
+*render-markdown.txt*            For 0.9.5            Last change: 2024 May 03
 
 ==============================================================================
 Table of Contents                          *render-markdown-table-of-contents*
@@ -76,6 +76,8 @@ modified by the user.
 
 >lua
     require('render-markdown').setup({
+        -- Configure whether Markdown should be rendered by default or not
+        start_enabled = true,
         -- Capture groups that get pulled from markdown
         markdown_query = [[
             (atx_heading [

lua/render-markdown/init.lua

@@ -130,7 +130,6 @@ function M.setup(opts)
             latex = '@markup.math',
             quote = '@markup.quote',
         },
-        enabled = true,
     }
     state.config = vim.tbl_deep_extend('force', default_config, opts or {})
     state.enabled = state.config.start_enabled
@@ -172,4 +171,3 @@ M.toggle = function()
 end
 
 return M
-