word-count: Sync test to 1.4.0 (#858)

Add test case for substrings from the beginning of words

Bump version for word-count from 1.3.0.7 to 1.4.0.8.

See exercism/problem-specifications#1557 for full details.

Author: karen-pal

exercises/word-count/package.yaml

@@ -1,5 +1,5 @@
 name: word-count
-version: 1.3.0.7
+version: 1.4.0.8
 
 dependencies:
   - base

exercises/word-count/test/Tests.hs

@@ -101,6 +101,17 @@ cases = [ Case { description = "count one word"
                                , ("large"  , 2)
                                , ("and"    , 1) ]
                }
+        , Case { description = "substrings from the beginning"
+               , input       = "Joe can't tell between app, apple and a"
+               , expected    = [ ("joe"    , 1)
+                               , ("can't"  , 1)
+                               , ("tell"   , 1)
+                               , ("between", 1)
+                               , ("app"    , 1)
+                               , ("apple"  , 1)
+                               , ("and"    , 1)
+                               , ("a"      , 1) ]
+              }
         , Case { description = "multiple spaces not detected as a word"
                , input       = " multiple   whitespaces"
                , expected    = [ ("multiple"   , 1)