Fix goblint-cil version in opam lock file

Author: sim642

goblint.opam.locked

@@ -64,7 +64,7 @@ depends: [
   "fileutils" {= "0.6.4"}
   "fmt" {= "0.9.0"}
   "fpath" {= "0.7.3"}
-  "goblint-cil" {= "2.0.5"}
+  "goblint-cil" {= "2.0.6"}
   "hex" {= "1.5.0"}
   "integers" {= "0.7.0"}
   "json-data-encoding" {= "1.0.1"}