nushell: set env in config.nu file

tests/modules/programs/nushell/config-expected.nu

@@ -1,3 +1,18 @@
+load-env {
+    "ENV_CONVERSIONS": {
+        "PATH": {
+            "from_string": ({|s| $s | split row (char esep) })
+            "to_string": ({|v| $v | str join (char esep) })
+        }
+    }
+    "FOO": "BAR"
+    "LIST_VALUE": [
+        "foo"
+        "bar"
+    ]
+    "PROMPT_COMMAND": ({|| "> "})
+}
+
 $env.config.display_errors.exit_code = false
 $env.config.hooks.pre_execution = [
     ({|| "pre_execution hook"})

tests/modules/programs/nushell/env-expected.nu

@@ -1,17 +1,2 @@
 $env.FOO = 'BAR'
 
-
-load-env {
-    "ENV_CONVERSIONS": {
-        "PATH": {
-            "from_string": ({|s| $s | split row (char esep) })
-            "to_string": ({|v| $v | str join (char esep) })
-        }
-    }
-    "FOO": "BAR"
-    "LIST_VALUE": [
-        "foo"
-        "bar"
-    ]
-    "PROMPT_COMMAND": ({|| "> "})
-}