Taskfile: fix incorrect sources syntax (#6874)

[skip ci]

Taskfile.yml

@@ -30,9 +30,9 @@ tasks:
     sources:
       - gogs.go
       - internal/**/*.go
-      - conf/**
-      - public/**
-      - templates/**
+      - conf/**/*
+      - public/**/*
+      - templates/**/*
 
   generate-schemadoc:
     desc: Generate database schema documentation