[ruby/prime] Fix typo

https://github.com/ruby/prime/commit/549c1b86f1
2019-12-27 19:47:04 +01:00 · 2019-12-27 19:47:04 +01:00 · e92fbaf609
--- a/lib/prime.rb
+++ b/lib/prime.rb
@ -84,7 +84,7 @@ end
 # There are few implementations of generator.
 #
 # [+Prime+::+EratosthenesGenerator+]
-#   Uses eratosthenes' sieve.
+#   Uses Eratosthenes' sieve.
 # [+Prime+::+TrialDivisionGenerator+]
 #   Uses the trial division method.
 # [+Prime+::+Generator23+]