RPM build fix (reverted CI changes which will need to be un-reverted or made conditional) and vendor Rust dependencies to make builds much faster in any CI system.

zeroidc/vendor/cbindgen/tests/expectations/maybeuninit.both.compat.c

@@ -0,0 +1,36 @@
+#if 0
+''' '
+#endif
+
+#ifdef __cplusplus
+template <typename T>
+using MaybeUninit = T;
+#endif
+
+#if 0
+' '''
+#endif
+
+
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+typedef struct NotReprC______i32 NotReprC______i32;
+
+typedef struct NotReprC______i32 Foo;
+
+typedef struct MyStruct {
+  const int32_t *number;
+} MyStruct;
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+void root(const Foo *a, const struct MyStruct *with_maybe_uninit);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif // __cplusplus