Remove docs for workarounds for resolved thrid-party conflicts

The conflicts were addressed in upstram.

Author: ttytm

src/civetweb/README.md

@@ -14,19 +14,4 @@ Changes currently required when updating the submodule to ensure full direct int
   + #endif
 
   /* Copyright (c) 2013-2024 the Civetweb developers
-  ```
-
-  ```diff
-  + #ifndef NDEBUG
-  #define malloc DO_NOT_USE_THIS_FUNCTION__USE_mg_malloc
-  #define calloc DO_NOT_USE_THIS_FUNCTION__USE_mg_calloc
-  #define realloc DO_NOT_USE_THIS_FUNCTION__USE_mg_realloc
-  #define free DO_NOT_USE_THIS_FUNCTION__USE_mg_free
-  #define snprintf DO_NOT_USE_THIS_FUNCTION__USE_mg_snprintf
-  + #endif
-  ```
-
-- Allow compiling with swift compiler chaning an incompatible structname
-
-  Rename struct `ah` to `auth_header` [civetweb.c#L8715](https://github.com/webui-dev/webui/blob/ea5540c833b3e4ae38cc8dc7d62965a8507a78ee/src/civetweb/civetweb.c#L8715)
-  In its related code there is also a variable name `auth_header`, make sure to rename it first to prevent conflicts.
+  ```