Fix require statements

src/spectator/matchers/change_from_matcher.cr

@@ -1,4 +1,6 @@
-require "./value_matcher"
+require "./failed_match_data"
+require "./matcher"
+require "./successful_match_data"
 
 module Spectator::Matchers
   # Matcher that tests whether an expression changed from a specific value.

src/spectator/matchers/change_matcher.cr

@@ -1,6 +1,8 @@
 require "./change_from_matcher"
 require "./change_to_matcher"
-require "./standard_matcher"
+require "./failed_match_data"
+require "./matcher"
+require "./successful_match_data"
 
 module Spectator::Matchers
   # Matcher that tests whether an expression changed.

src/spectator/matchers/change_to_matcher.cr

@@ -1,4 +1,6 @@
-require "./change_matcher"
+require "./failed_match_data"
+require "./matcher"
+require "./successful_match_data"
 
 module Spectator::Matchers
   # Matcher that tests whether an expression changed to a specific value.