Merge pull request #16 from Amad3eu/renovate/github.com-spf13-viper-1.x

Update module github.com/spf13/viper to v1.21.0

Author: Amad3eu

go.mod

@@ -5,7 +5,7 @@ go 1.19
 require (
 	github.com/go-chi/chi/v5 v5.0.8
 	github.com/lib/pq v1.10.8
-	github.com/spf13/viper v1.15.0
+	github.com/spf13/viper v1.21.0
 )
 
 require (