Fix trailing whitespace in EVP_PKEY_print_*

Aligning the bn_print labels doesn't do anything. They will, almost all
the time, add a newline anyway.

Change-Id: Ib6571eba7508ebd46508c61a68bfbb03d8c52ba6
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/54949
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: Bob Beck <bbe@google.com>

crypto/evp/print.c

@@ -218,10 +218,10 @@ static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype) {
   }
 
   if (!bn_print(bp, "priv:", priv_key, off) ||
-      !bn_print(bp, "pub: ", pub_key, off) ||
-      !bn_print(bp, "P:   ", x->p, off) ||
-      !bn_print(bp, "Q:   ", x->q, off) ||
-      !bn_print(bp, "G:   ", x->g, off)) {
+      !bn_print(bp, "pub:", pub_key, off) ||
+      !bn_print(bp, "P:", x->p, off) ||
+      !bn_print(bp, "Q:", x->q, off) ||
+      !bn_print(bp, "G:", x->g, off)) {
     return 0;
   }