[ruby/etc] Bump version to 1.1.0

https://github.com/ruby/etc/commit/78987ce56a
2019-11-30 18:03:57 +09:00 · 2019-11-30 18:03:57 +09:00 · 56567c7648
--- a/ext/etc/etc.c
+++ b/ext/etc/etc.c
@ -52,7 +52,7 @@ char *getenv();
 #endif
 char *getlogin();

-#define RUBY_ETC_VERSION "1.0.1"
+#define RUBY_ETC_VERSION "1.1.0"

 #include "constdefs.h"