plugin/lsp: move common settings to default config

plugins/lsp/lspconfig.lua

@@ -44,17 +44,22 @@ capabilities = require("cmp_nvim_lsp").update_capabilities(capabilities)
 -------------------------------------------------------------------------------
 -- See: https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md
 --
+
+-- Override the default configuration to be applied to all servers
+lsp_config.util.default_config = vim.tbl_extend("force", lsp_config.util.default_config, {
+	on_attach = on_attach,
+	capabilities = capabilities,
+})
+
 -- nix
-lsp_config.nil_ls.setup({ on_attach = on_attach, capabilities = capabilities })
+lsp_config.nil_ls.setup({})
 
 -- js,ts
-lsp_config.tsserver.setup({ on_attach = on_attach, capabilities = capabilities })
+lsp_config.tsserver.setup({})
-lsp_config.eslint.setup({ on_attach = on_attach, capabilities = capabilities })
+lsp_config.eslint.setup({})
 
 -- rust
 lsp_config.rust_analyzer.setup({
-	on_attach = on_attach,
-	capabilities = capabilities,
 	-- Server-specific settings...
 	settings = {
 		["rust-analyzer"] = {