[1/4] Refactor: plugins: Add seperate config for each plugins

first commit of Refactor

handle require errors

move config from other places to proper files

don't create a pseudo config function for no reason

https://github.com/siduck76/NvChad/pull/156#issuecomment-881453546

lua/plugins/blankline.lua

@@ -0,0 +1,9 @@
+-- blankline config
+vim.g.indentLine_enabled = 1
+vim.g.indent_blankline_char = "▏"
+
+vim.g.indent_blankline_filetype_exclude = {"help", "terminal", "dashboard"}
+vim.g.indent_blankline_buftype_exclude = {"terminal"}
+
+vim.g.indent_blankline_show_trailing_blankline_indent = false
+vim.g.indent_blankline_show_first_indent_level = false