Update benchmark numbers

These changes update the benchmark numbers and repeat counts in the
example files. The benchmark results have slightly varied, and these
updates reflect the most recent measurements.

examples/tak.myc

@@ -2,7 +2,7 @@
 ;; heavily recursive, benefits significantly from specialization of integer arithmetic
 ;; and direct function calls (skipping dynamic dispatch).
 ;; Output: 5
-
+
 ;; Benchmark: 423.0us
 ;; Benchmark-Repeat: 6