Example: currently no hover on module type.

Author: cristianoc

analysis/tests/src/Hover.res

@@ -46,6 +46,7 @@ let num = 34
 //        ^hov
 
 module type Logger = {
+//           ^hov
   let log: string => unit
 }
 

analysis/tests/src/expected/Hover.res.txt

@@ -28,18 +28,21 @@ Hover tests/src/Hover.res 41:13
 Hover tests/src/Hover.res 44:10
 {"contents": "```rescript\nint\n```"}
 
-Hover tests/src/Hover.res 51:7
+Hover tests/src/Hover.res 47:13
+null
+
+Hover tests/src/Hover.res 52:7
 {"contents": "```rescript\nmodule JsLogger = {\n  let log: string => unit\n  let _oneMore: int\n}\n```"}
 
-Definition tests/src/Hover.res 57:14
-{"uri": "Hover.res", "range": {"start": {"line": 51, "character": 7}, "end": {"line": 51, "character": 15}}}
+Definition tests/src/Hover.res 58:14
+{"uri": "Hover.res", "range": {"start": {"line": 52, "character": 7}, "end": {"line": 52, "character": 15}}}
 
-Hover tests/src/Hover.res 61:9
+Hover tests/src/Hover.res 62:9
 {"contents": "```rescript\nmodule IdDefinedTwice = {\n  let x: int\n  let y: int\n  let x: int\n}\n```"}
 
-Hover tests/src/Hover.res 70:7
+Hover tests/src/Hover.res 71:7
 {"contents": "```rescript\nmodule A = {\n  let x: int\n}\n```"}
 
-Hover tests/src/Hover.res 73:7
+Hover tests/src/Hover.res 74:7
 {"contents": "Unable to resolve module reference A"}