gemspec: update kgio dependency to 2.3.2

People reinstalling would've pulled it in anyways, but
2.3.2 is the latest and has no known issues.

1 files changed, 1 insertions, 1 deletions

diff --git a/script/isolate_for_tests b/script/isolate_for_tests
index b3474b6..28ec683 100755
--- a/script/isolate_for_tests
+++ b/script/isolate_for_tests
@@ -17,7 +17,7 @@ opts = {
 pid = fork do
   Isolate.now!(opts) do
     gem 'sqlite3-ruby', '1.2.5'
-    gem 'kgio', '2.2.0'
+    gem 'kgio', '2.3.2'
     gem 'rack', '1.1.0'
   end
 end