Added odin tree-sitter and ols support, removed lua LSP because they

changed the name and it's still a sketchy pos.

lua/buildcmd.lua

@@ -21,7 +21,7 @@ local function get_build_cmd()
                 return "build.bat"
             else
                 -- TODO(twig): this is untested!
-                return "build.sh"
+                return "./build.sh"
             end
         end
     end

lua/keybindings.lua

@@ -60,31 +60,9 @@ lspconfig.clangd.setup{
         end
     }
 }
--- honestly don't need this, telemetry is a big yikes.
-lspconfig.sumneko_lua.setup{
-    on_attach = on_attach,
-    flags = lsp_flags,
-    settings = {
-        Lua = {
-            runtime = {
-                -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
-                version = 'LuaJIT',
-            },
-            diagnostics = {
-                -- Get the language server to recognize the `vim` global
-                globals = {'vim'},
-            },
-            workspace = {
-                -- Make the server aware of Neovim runtime files
-                library = vim.api.nvim_get_runtime_file("", true),
-            },
-            -- Do not send telemetry data containing a randomized but unique identifier
-            telemetry = {
-                enable = false,
-            },
-        },
-    },
-}
 lspconfig.rust_analyzer.setup{
     on_attach = on_attach,
 }
+lspconfig.ols.setup{
+    on_attach = on_attach,
+}