bumps ruby version

Brant Fuller, in https://turingschool.slack.com/archives/C01PXN3M3RP/p1615414859039700 mentioned a warning saying 2.5.x is being end-of-lifed. this should be fixed now
turingschool-examples · Apr 6, 2021 · 88bc062 · 88bc062
1 parent a5cc18a
commit 88bc062
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.ruby-version b/.ruby-version
@@ -1 +1 @@
-2.5.3
+2.7.2