fix: format all languages using clang-format

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

.clang-format

@@ -1,7 +1,8 @@
 ---
-Language:        Cpp
 BasedOnStyle: Chromium
 IndentWidth: 4
+---
+Language: Cpp
 AlignConsecutiveMacros: false
 AlignConsecutiveAssignments: false
 AllowShortIfStatementsOnASingleLine: false

nix/dev.nix

@@ -20,7 +20,7 @@
 
           clang-format = {
             enable = true;
-            types_or = ["c" "c++"];
+            types_or = ["c" "c++" "java" "json" "objective-c"];
           };
         };
       };