Update packages.json & build-matrix.html

docs/build-matrix.html

@@ -4199,11 +4199,11 @@ feel free to submit a pull request.
 
 <tr>
  <th class="row" title=""> sfml   </th>
- <td>2.4.2 </td>
+ <td>2.5.1 </td>
+      <td class="supported">&#x2713;</td>
+      <td class="supported">&#x2713;</td>
       <td class="supported">&#x2713;</td>
-     <td class="unsupported">&#215;</td>
       <td class="supported">&#x2713;</td>
-     <td class="unsupported">&#215;</td>
    <td></td>
  </tr>
 
@@ -4844,9 +4844,9 @@ Total: 465
 +8 native-only)
 </th>
 <th>459</th>
-<th>393</th>
+<th>394</th>
 <th>445</th>
-<th>392</th>
+<th>393</th>
 <th>33</th>
 </tr>
 </tbody>

docs/packages.json

@@ -415,7 +415,7 @@
     "sdl_rwhttp": {"version": "0.2.0", "website": "https://github.com/mgerhardy/SDL_rwhttp/", "description": "SDL_rwhttp"},
     "sdl_sound": {"version": "1.0.3", "website": "https://icculus.org/SDL_sound/", "description": "SDL_sound"},
     "sdl_ttf": {"version": "2.0.11", "website": "https://www.libsdl.org/projects/SDL_ttf/", "description": "SDL_ttf"},
-    "sfml": {"version": "2.4.2", "website": "https://www.sfml-dev.org/", "description": "SFML"},
+    "sfml": {"version": "2.5.1", "website": "https://www.sfml-dev.org/", "description": "SFML"},
     "smpeg": {"version": "0.4.5+cvs20030824", "website": "https://icculus.org/smpeg/", "description": ""},
     "smpeg2": {"version": "2.0.0", "website": "https://icculus.org/smpeg/", "description": "smpeg"},
     "smtpclient-for-qt": {"version": "1f4f2e2", "website": "https://github.com/bluetiger9/SmtpClient-for-Qt/", "description": "SmtpClient-for-Qt"},