docs(components.lsp_servers): mention async attribute

Author: hernancerm

doc/bareline.txt

@@ -382,6 +382,10 @@ Type ~
                                                *bareline.components.lsp_servers*
                        `bareline.components.lsp_servers`
 LSP servers.
+
+Attritubes:
+• async
+
 The LSP servers attached to the current buffer.
 Mockup: `[lua_ls]`
 Type ~

lua/bareline.lua

@@ -696,6 +696,10 @@ bareline.components.git_head =
 local component_lsp_servers_var_name = "bareline_lsp_servers"
 
 --- LSP servers.
+---
+--- Attritubes:
+--- * async
+---
 --- The LSP servers attached to the current buffer.
 --- Mockup: `[lua_ls]`
 ---@type BareComponent