style(clang-format): Don't sort includes

.clang-format

@@ -27,14 +27,7 @@ BraceWrapping:
 BreakBeforeBraces: Custom
 BreakConstructorInitializers: AfterColon
 ColumnLimit: 120
-IncludeCategories: 
-  - Regex: '^<.*'
-    Priority: 1
-  - Regex: '^".*'
-    Priority: 2
-  - Regex: '.*'
-    Priority: 3
-IncludeIsMainRegex: '([-_](test|unittest))?$'
+SortIncludes: false
 PointerAlignment: Left
 IndentCaseBlocks: true
 IndentWidth: 4