Make sure that field usage preserves the original line info (#19751)

Currently `struct.field` will generate a node with `info` that points to the
symbol definition instead of having the actual node location.

nimsuggest/tests/tuse_structure.nim

@@ -0,0 +1,15 @@
+# tests for use and structures
+
+type
+  Foo* = ref object of RootObj
+    bar*: string
+
+proc test(f: Foo) =
+  echo f.#[!]#bar
+
+discard """
+$nimsuggest --tester $file
+>use $1
+def	skField	tuse_structure.Foo.bar	string	$file	5	4	""	100
+use	skField	tuse_structure.Foo.bar	string	$file	8	9	""	100
+"""