Delete unused files of thirparty libs (zlib, mbedtls)

Signed-off-by: Yevhen Babiichuk (DustDFG) <[email protected]>

Author: dustdfg

thirdparty/README.md

@@ -556,8 +556,11 @@ File extracted from upstream release tarball:
 
 - All `.h` from `include/mbedtls/` to `thirdparty/mbedtls/include/mbedtls/`
   and all `.h` from `include/psa/` to `thirdparty/mbedtls/include/psa/`
-- All `.c` and `.h` from `library/` to `thirdparty/mbedtls/library/` except
-  for the `psa_*.c` source files
+- All `.c` and `.h` from `library/` to `thirdparty/mbedtls/library/`
+- From `library/` to `thirdparty/mbedtls/library/`:
+  - All `.c` and `.h` files
+  - Except `bignum_mod.c`, `block_cipher.c`, `ecp_curves_new.c`, `lmots.c`,
+  `lms.c`
 - The `LICENSE` file (edited to keep only the Apache 2.0 variant)
 - Applied the patch `msvc-redeclaration-bug.diff` to fix a compilation error
   with some MSVC versions
@@ -1068,7 +1071,7 @@ Files extracted from upstream source:
 
 Files extracted from upstream source:
 
-- All `.c` and `.h` files, minus `infback.c`
+- All `.c` and `.h` files, except `gz*.c` and `infback.c`
 - `LICENSE`