Changed emmet lsp, silenced repeated key warning from which-key, fixed annoying rust-analyzer error

lua/plugins/lsp.lua

@@ -127,10 +127,30 @@ return {
 				capabilities = capabilities,
 				on_attach = lsp_attach
 			})
-			capabilities.textDocument.completion.completionItem.snippetSupport = true
-			lspconfig.emmet_ls.setup({
-				capabilities = capabilities,
-				on_attach = lsp_attach
+			lspconfig.emmet_language_server.setup({
+				filetypes = { "css", "html", "javascript", "typescript" },
+				-- Read more about this options in the [vscode docs](https://code.visualstudio.com/docs/editor/emmet#_emmet-configuration).
+				-- **Note:** only the options listed in the table are supported.
+				init_options = {
+					---@type table<string, string>
+					includeLanguages = {},
+					--- @type string[]
+					excludeLanguages = {},
+					--- @type string[]
+					extensionsPath = {},
+					--- @type table<string, any> [Emmet Docs](https://docs.emmet.io/customization/preferences/)
+					preferences = {},
+					--- @type boolean Defaults to `true`
+					showAbbreviationSuggestions = true,
+					--- @type "always" | "never" Defaults to `"always"`
+					showExpandedAbbreviation = "always",
+					--- @type boolean Defaults to `false`
+					showSuggestionsAsSnippets = false,
+					--- @type table<string, any> [Emmet Docs](https://docs.emmet.io/customization/syntax-profiles/)
+					syntaxProfiles = {},
+					--- @type table<string, string> [Emmet Docs](https://docs.emmet.io/customization/snippets/#variables)
+					variables = {},
+				},
 			})
 		end
 	},