[wpimath] Make gcem call std functions if not constant-evaluated (#5983)

The one exception is macOS, which doesn't support std::beta().

upstream_utils/update_gcem.py

@@ -19,7 +19,7 @@ def main():
 
     # Apply patches to upstream Git repo
     os.chdir(upstream_root)
-    for f in []:
+    for f in ["0001-Call-std-functions-if-not-constant-evaluated.patch"]:
         git_am(os.path.join(wpilib_root, "upstream_utils/gcem_patches", f))
 
     # Delete old install