use structured binding declarations

Shorter.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

src/output/Print.cxx

@@ -40,8 +40,7 @@ printAudioDevices(Response &r, const MultipleOutputs &outputs)
 			 ao.GetName(), ao.GetPluginName(),
 			 ao.IsEnabled());
 
-		for (const auto &a : ao.GetAttributes())
-			r.Format("attribute: %s=%s\n",
-				 a.first.c_str(), a.second.c_str());
+		for (const auto &[attribute, value] : ao.GetAttributes())
+			r.Format("attribute: %s=%s\n", attribute.c_str(), value.c_str());
 	}
 }

src/output/plugins/WasapiOutputPlugin.cxx

@@ -632,9 +632,11 @@ void WasapiOutput::OpenDevice() {
 				    CLSCTX_INPROC_SERVER);
 
 	if (enumerate_devices && SafeTry([this]() { EnumerateDevices(); })) {
-		for (const auto &desc : device_desc) {
-			FormatNotice(wasapi_output_domain, "Device \"%u\" \"%s\"",
-				     desc.first, desc.second.c_str());
+		for (const auto &[device, desc] : device_desc) {
+			FormatNotice(wasapi_output_domain,
+				     "Device \"%u\" \"%s\"",
+				     device,
+				     desc.c_str());
 		}
 	}