chore(zlib): update zlib to version 1.3

Update the zlib source files to the latest tagged version 1.3 [1].

[1] https://github.com/madler/zlib/tree/v1.3

Signed-off-by: Manish Pandey <manish.pandey2@arm.com>
Change-Id: I1eba5671efab75699e68fc2f2aa9400d0f5aba7d
diff --git a/lib/zlib/inffast.c b/lib/zlib/inffast.c
index 1fec7f3..9354676 100644
--- a/lib/zlib/inffast.c
+++ b/lib/zlib/inffast.c
@@ -47,10 +47,7 @@
       requires strm->avail_out >= 258 for each loop to avoid checking for
       output space.
  */
-void ZLIB_INTERNAL inflate_fast(strm, start)
-z_streamp strm;
-unsigned start;         /* inflate()'s starting value for strm->avail_out */
-{
+void ZLIB_INTERNAL inflate_fast(z_streamp strm, unsigned start) {
     struct inflate_state FAR *state;
     z_const unsigned char FAR *in;      /* local strm->next_in */
     z_const unsigned char FAR *last;    /* have enough input while in < last */