build: update fmt library to 12.1.0 (#449)

src/spice2x/cfg/config.cpp

@@ -68,7 +68,7 @@ Config::Config() {
                 this->firstFillConfigFile();
                 break;
             default:
-                log_warning("cfg", "Unknown XML error reading config: {}", configLoadError);
+                log_warning("cfg", "Unknown XML error reading config: {}", static_cast<uint32_t>(configLoadError));
                 break;
         }
     } while (configLoadError != tinyxml2::XMLError::XML_SUCCESS);

src/spice2x/cfg/option.cpp

@@ -3,6 +3,10 @@
 #include "util/logging.h"
 #include "util/utils.h"
 
+static auto format_as(OptionType f) {
+    return fmt::underlying(f);
+}
+
 void Option::value_add(std::string new_value) {
 
     // put in primary slot if possible

src/spice2x/cfg/screen_resize.cpp

@@ -48,7 +48,7 @@ namespace cfg {
         // check parse error
         auto error = doc.GetParseError();
         if (error) {
-            log_warning("ScreenResize", "config parse error: {}", error);
+            log_warning("ScreenResize", "config parse error: {}", static_cast<uint32_t>(error));
             return;
         }