sd: sync to master-417-43a70e8 (#1889)

* sd: sync to master-417-43a70e8

* fix sdmain build

* switch to upstream apply_loras()

* refactor u8 path conversions and add it to the gguf reader

otherarch/sdcpp/version.cpp

@@ -0,0 +1,20 @@
+#include "stable-diffusion.h"
+
+#ifndef SDCPP_BUILD_COMMIT
+#define SDCPP_BUILD_COMMIT unknown
+#endif
+
+#ifndef SDCPP_BUILD_VERSION
+#define SDCPP_BUILD_VERSION unknown
+#endif
+
+#define STRINGIZE2(x) #x
+#define STRINGIZE(x) STRINGIZE2(x)
+
+const char* sd_commit(void) {
+    return STRINGIZE(SDCPP_BUILD_COMMIT);
+}
+
+const char* sd_version(void) {
+    return STRINGIZE(SDCPP_BUILD_VERSION);
+}