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/enum_discriminant.pyx

@@ -0,0 +1,21 @@
+from libc.stdint cimport int8_t, int16_t, int32_t, int64_t, intptr_t
+from libc.stdint cimport uint8_t, uint16_t, uint32_t, uint64_t, uintptr_t
+cdef extern from *:
+  ctypedef bint bool
+  ctypedef struct va_list
+
+cdef extern from *:
+
+  const int8_t FOURTY_FOUR # = 4
+
+  cdef enum:
+    A # = 1,
+    B # = -1,
+    C # = (1 + 2),
+    D # = FOURTY_FOUR,
+    F # = 5,
+    G # = <int8_t>54,
+    H # = <int8_t>False,
+  ctypedef int8_t E;
+
+  void root(const E*);