Merge #1717: test: update wycheproof test vectors

c25c3c8 test: update wycheproof test vectors (josibake)

Pull request description:

  Pull in updated test vectors. This update is done as a follow-up to #1711.

ACKs for top commit:
  real-or-random:
    ACK c25c3c8

Tree-SHA512: 6f3b41460155a9f78d23711e471e73f732d3f6cdc2442f2f024540c04c3d4ab2ca376d4db020e99b093cd6a95c11f7dd3220f18727d62c4995a9a069d362406d

Author: real-or-random

src/wycheproof/WYCHEPROOF_COPYING

@@ -1,7 +1,7 @@
 * The file `ecdsa_secp256k1_sha256_bitcoin_test.json` in this directory
   comes from project Wycheproof with git commit
-  `1f32ea7bb6cc5bd111cbd5507456b255dc8337c3`, see
-  https://github.com/C2SP/wycheproof/blob/1f32ea7bb6cc5bd111cbd5507456b255dc8337c3/testvectors_v1/ecdsa_secp256k1_sha256_bitcoin_test.json
+  `7ae4532f417575ced2b1cbbabed81a7fecfaef5d`, see
+  https://github.com/C2SP/wycheproof/blob/7ae4532f417575ced2b1cbbabed81a7fecfaef5d/testvectors_v1/ecdsa_secp256k1_sha256_bitcoin_test.json
 
 * The file `ecdh_secp256k1_test.json` in this directory
   comes from project Wycheproof with git commit

src/wycheproof/ecdsa_secp256k1_sha256_bitcoin_test.json

@@ -95,7 +95,7 @@
     },
     "SignatureMalleabilityBitcoin" : {
       "bugType" : "SIGNATURE_MALLEABILITY",
-      "description" : "Signature malleability can be a serious issue in Bitcoin. An implementation should only accept a signature s where s < n/2. If an implementation is not meant for use cases that require signature malleability then this implementation should be tested with another set of test vectors.",
+      "description" : "Signature malleability can be a serious issue in Bitcoin. An implementation should only accept a signature s where s < n/2. If an implementation is meant for use cases that tolerate signature malleability then this implementation should not be tested with this set of test vectors.",
       "effect" : "In Bitcoin exchanges, it may be used to make a double deposits or double withdrawals",
       "links" : [
         "https://en.bitcoin.it/wiki/Transaction_malleability",