README: make default values valid lua (#491)

The current default values code block imitates lua but does
not consist of valid lua code.

Add the missing commas to this block and reformat it with stylua.

Author: gagath

README.md

@@ -46,24 +46,23 @@ use {
 
 ``` lua
 {
-    disable_filetype = { "TelescopePrompt", "spectre_panel" }
-    disable_in_macro = true  -- disable when recording or executing a macro
-    disable_in_visualblock = false -- disable when insert after visual block mode
-    disable_in_replace_mode = true
-    ignored_next_char = [=[[%w%%%'%[%"%.%`%$]]=]
-    enable_moveright = true
-    enable_afterquote = true  -- add bracket pairs after quote
-    enable_check_bracket_line = true  --- check bracket in same line
-    enable_bracket_in_quote = true --
-    enable_abbr = false -- trigger abbreviation
-    break_undo = true -- switch for basic rule break undo sequence
-    check_ts = false
-    map_cr = true
-    map_bs = true  -- map the <BS> key
-    map_c_h = false  -- Map the <C-h> key to delete a pair
-    map_c_w = false -- map <c-w> to delete a pair if possible
+    disable_filetype = { "TelescopePrompt", "spectre_panel" },
+    disable_in_macro = true, -- disable when recording or executing a macro
+    disable_in_visualblock = false, -- disable when insert after visual block mode
+    disable_in_replace_mode = true,
+    ignored_next_char = [=[[%w%%%'%[%"%.%`%$]]=],
+    enable_moveright = true,
+    enable_afterquote = true, -- add bracket pairs after quote
+    enable_check_bracket_line = true, --- check bracket in same line
+    enable_bracket_in_quote = true, --
+    enable_abbr = false, -- trigger abbreviation
+    break_undo = true, -- switch for basic rule break undo sequence
+    check_ts = false,
+    map_cr = true,
+    map_bs = true, -- map the <BS> key
+    map_c_h = false, -- Map the <C-h> key to delete a pair
+    map_c_w = false, -- map <c-w> to delete a pair if possible
 }
-
 ```
 
 ### Override default values