Update to Ruby 2.7.5

stanhu · stanhu · commit 842473a6763a · 2022-01-13T22:04:31.000-08:00
We don't need Ruby 2.7.4 cluttering our GDK when everything else has
been upgraded to 2.7.5.
diff --git a/.ruby-version b/.ruby-version
@@ -1 +1 @@
-2.7.4
+2.7.5
diff --git a/.tool-versions b/.tool-versions
@@ -1,2 +1,2 @@
-ruby 2.7.4
+ruby 2.7.5
 golang 1.16.12
