Update test snapshots

cli/tests/snapshot/snapshots/snapshot__eval_stderr_contract_with_custom_diagnostic.ncl.snap

@@ -18,7 +18,7 @@ warning: plain functions as contracts are deprecated
 13 │   null | Contract
    │   ^^^^ applied to this term
    │  
-   = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+   = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 error: contract broken by a value
        main error message

cli/tests/snapshot/snapshots/snapshot__eval_stderr_naked_contract.ncl.snap

@@ -11,7 +11,7 @@ warning: plain functions as contracts are deprecated
 6 │   [1, 2] | Array C
   │   ^^^^^^ applied to this term
   │
-  = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+  = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 warning: plain functions as contracts are deprecated
   ┌─ [INPUTS_PATH]/warnings/naked_contract.ncl:5:3
@@ -22,4 +22,4 @@ warning: plain functions as contracts are deprecated
 5 │   1 | C,
   │   ^ applied to this term
   │
-  = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+  = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`

cli/tests/snapshot/snapshots/snapshot__eval_stderr_naked_contract_parametrized.ncl.snap

@@ -11,7 +11,7 @@ warning: plain functions as contracts are deprecated
 6 │   [1, 2] | Array (C "hi")
   │   ^^^^^^ applied to this term
   │
-  = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+  = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 warning: plain functions as contracts are deprecated
   ┌─ [INPUTS_PATH]/warnings/naked_contract_parametrized.ncl:5:3
@@ -22,4 +22,4 @@ warning: plain functions as contracts are deprecated
 5 │   1 | C "hi",
   │   ^ applied to this term
   │
-  = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+  = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`

cli/tests/snapshot/snapshots/snapshot__eval_stderr_subcontract_nested_custom_diagnostics.ncl.snap

@@ -18,7 +18,7 @@ warning: plain functions as contracts are deprecated
 19 │   null | ParentContract
    │   ^^^^ applied to this term
    │  
-   = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+   = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 warning: plain functions as contracts are deprecated
      ┌─ <stdlib/std.ncl>:1549:9
@@ -36,7 +36,7 @@ warning: plain functions as contracts are deprecated
    7 │ │   |> std.contract.blame
      │ ╰───────────────────────' this function
      │  
-     = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+     = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 error: contract broken by a value
        child's message

cli/tests/snapshot/snapshots/snapshot__export_stderr_non_serializable_print_path.ncl.snap

@@ -11,7 +11,7 @@ warning: plain functions as contracts are deprecated
 17 │           inner = { qux_miss_param | SomeParametricContract = {} },
    │                                                               ^^ applied to this term
    │
-   = use one of the constructors in `std.contract` instead, like `std.contract.custom`
+   = wrap this function using one of the constructors in `std.contract` instead, like `std.contract.from_validator` or `std.contract.custom`
 
 error: non serializable term
   ┌─ [INPUTS_PATH]/errors/non_serializable_print_path.ncl:8:30