Bump ruby to 2.7.5

cveneziani · cveneziani · commit c3cfe27ced41 · 2022-02-17T21:47:13.000+01:00
diff --git a/.ruby-version b/.ruby-version
@@ -1 +1 @@
-2.6.6
+2.7.5
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -151,4 +151,4 @@ DEPENDENCIES
   slim (~> 3.0.6)
 
 BUNDLED WITH
-   1.17.3
+   2.1.4
