feat(sql)!: Dont force ansi dialect (#1628)

* fix(sql): Remove forced ansi dialect for sqlfluff

* fix(sql): Modify README to add instruction for `sqlfluff`

* Update README.md

---------

Co-authored-by: Uzair Aftab <48220549+Uzaaft@users.noreply.github.com>

Author: CongLuanTran

lua/astrocommunity/pack/sql/README.md

@@ -7,4 +7,4 @@ This plugin pack does the following:
     - `go` must be in your `PATH` and executable.
     - formatting is disabled due to https://github.com/sqls-server/sqls/issues/149
 - Adds [sqls.nvim](https://github.com/nanotee/sqls.nvim) for language specific tooling
-- Adds `sqlfluff` for both formatting and linting (using the ANSI dialect)
+- Adds [sqlfluff](https://docs.sqlfluff.com) for both formatting and linting

lua/astrocommunity/pack/sql/init.lua

@@ -34,12 +34,8 @@ return {
 
       opts.handlers.sqlfluff = function()
         local null_ls = require "null-ls"
-        null_ls.register(null_ls.builtins.diagnostics.sqlfluff.with {
-          extra_args = { "--dialect", "ansi" },
-        })
-        null_ls.register(null_ls.builtins.formatting.sqlfluff.with {
-          extra_args = { "--dialect", "ansi" },
-        })
+        null_ls.register(null_ls.builtins.diagnostics.sqlfluff)
+        null_ls.register(null_ls.builtins.formatting.sqlfluff)
       end
     end,
   },