Orgnanize lua config

vim/.vim/lua/config/null-ls.lua

@@ -0,0 +1,25 @@
+local null_ls = require("null-ls")
+
+local sources = {
+    -- Catch insensitive, inconsiderate writing.
+    null_ls.builtins.diagnostics.alex,
+
+    -- buildifier is a tool for formatting and linting bazel BUILD, WORKSPACE, and .bzl files.
+    null_ls.builtins.diagnostics.buildifier,
+
+    -- Codespell finds common misspellings in text files.
+    -- null_ls.builtins.diagnostics.codespell,
+    -- null_ls.builtins.diagnostics.cspell, null_ls.builtins.code_actions.cspell,
+
+    -- An English prose linter. Can fix some issues via code actions.
+    null_ls.builtins.code_actions.proselint,
+
+    -- Reformats Java source code according to Google Java Style.
+    null_ls.builtins.formatting.google_java_format
+
+}
+
+
+null_ls.setup({
+    sources = sources,
+})