Updated flint file to new format

flint.yaml

@@ -1,33 +1,20 @@
-io:
+git:
+    test_framework:
+        url: https://git.mtgames.nl/Dreaded_X/test_framework
+        revision: master
+
+include:
+    - .build/git/test_framework/flint.yaml
+
+targets:
+    io:
         type: lib
         path: .
 
-test:
+    test:
         type: exe
         path: test
         dependency:
             - io
             - logging
             - test_framework
-
-fmt:
-    type: lib
-    git:
-        url: https://github.com/fmtlib/fmt
-        revision: 6.1.2
-
-logging:
-    type: lib
-    git:
-        url: https://git.mtgames.nl/Dreaded_X/logging
-        revision: master
-    dependency:
-        - fmt
-
-test_framework:
-    type: lib
-    git:
-        url: https://git.mtgames.nl/Dreaded_X/test_framework
-        revision: master
-    dependency:
-        - logging