[must] fix invalid error messages of the NoErr and OK methods

Change-Id: I60d1738c916ddf9fd187072980f1205f1e2df6e4

Author: xobotyi

must/no-err.go

@@ -17,6 +17,6 @@ import (
 //	must.OK(json.Unmarshal([]byte(`["totally", "valid", "data"]`), &data))
 func NoErr(err error) {
 	if err != nil {
-		panic(e.NewFrom("OK assurance failed", err))
+		panic(e.NewFrom("NoErr assurance failed", err))
 	}
 }

must/no-error_test.go

@@ -29,7 +29,7 @@ func TestNoErr(t *testing.T) {
 	})
 
 	assert.ErrorIs(t, err, errTestError)
-	assert.Equal(t, "OK assurance failed: test error", err.Error())
+	assert.Equal(t, "NoErr assurance failed: test error", err.Error())
 }
 
 func errorFn1() error {

must/ok.go

@@ -17,7 +17,7 @@ import (
 //	u = must.OK(url.Parse("example.com"))
 func OK[T any](v T, err error) T { //nolint:ireturn
 	if err != nil {
-		panic(e.NewFrom("no error assurance failed", err))
+		panic(e.NewFrom("OK assurance failed", err))
 	}
 
 	return v

must/ok_test.go

@@ -26,7 +26,7 @@ func TestOK(t *testing.T) {
 	})
 
 	assert.ErrorIs(t, err, errTestError)
-	assert.Equal(t, "no error assurance failed: test error", err.Error())
+	assert.Equal(t, "OK assurance failed: test error", err.Error())
 }
 
 var errTestError = errors.New("test error")