Indentation fixes.

The PR #7329 left some indentation slightly off.  This fixes it.
Reviewed-by: NPaul Yang <yang.yang@baishancloud.com>
(Merged from https://github.com/openssl/openssl/pull/7360)

(cherry picked from commit 5b639d4cb3b9a33536e2ebadf6a03149ea26ba32)

test/ecdsatest.c

@@ -213,8 +213,8 @@ static int test_builtin(void)
     EC_KEY *eckey = NULL, *wrong_eckey = NULL;
     EC_GROUP *group;
     ECDSA_SIG *ecdsa_sig = NULL, *modified_sig = NULL;
-    unsigned char digest[SHA512_DIGEST_LENGTH],
-             wrong_digest[SHA512_DIGEST_LENGTH];
+    unsigned char digest[SHA512_DIGEST_LENGTH];
+    unsigned char wrong_digest[SHA512_DIGEST_LENGTH];
     unsigned char *signature = NULL;
     const unsigned char *sig_ptr;
     unsigned char *sig_ptr2;