Revert of Adding nist-pkits data files for iOS OpenSSL (patchset #1 id:1 of https://codereview.chromium.org/1832203002/ )

Reason for revert:
Reverting on behalf of svaldez. It's breaking something.

Original issue's description:
> Adding nist-pkits data files for iOS OpenSSL
>
> BUG=
>
> Committed: https://crrev.com/d4495227c6df738b6361994e984f84fa9adc802f
> Cr-Commit-Position: refs/heads/master@{#383391}

[email protected]
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1839493002

Cr-Commit-Position: refs/heads/master@{#383393}
diff --git a/net/BUILD.gn b/net/BUILD.gn
index 550d3b3..6fd7fc7 100644
--- a/net/BUILD.gn
+++ b/net/BUILD.gn
@@ -1448,7 +1448,7 @@
   ]
   data_deps = []
 
-  if (use_openssl) {
+  if (!is_ios) {
     data_deps += [ "third_party/nist-pkits/" ]
   }