close fd when pair found. dbdecode doesn't need redundant public key passed in

busunit/passdb/fareqr.c

@@ -214,7 +214,6 @@ int fareqr_lookup_seed_secret(char *seedfn, char *pub, char *priv) {
               priv[i] = tok1_ptr[i];
             }
             priv[i]='\0';
-            fclose(fp);
             return 0;
 
           }
@@ -266,11 +265,11 @@ void show_help(FILE *ofp) {
   fprintf(ofp, "Here is some example usage:\n");
   fprintf(ofp, "\n");
   fprintf(ofp, "  $ fareqr encode 'wu9XouSh' 'ohNgizahkephain3aosoh2AeH1aethoo4cie6oiSaezimaighai2eiVaefahfien' ';123456789060535?'\n");
-  fprintf(ofp, "  @wu9XouSh%%VFl8VF1PV19TXEBeUVxdBl4=\n");
-  fprintf(ofp, "  $ fareqr decode 'ohNgizahkephain3aosoh2AeH1aethoo4cie6oiSaezimaighai2eiVaefahfien' '@wu9XouSh%%VFl8VF1PV19TXEBeUVxdBl4=$'\n");
+  fprintf(ofp, "  @wu9XouSh%VFl8VF1PV19TXEBeUVxdBl4=\n");
+  fprintf(ofp, "  $ fareqr decode 'ohNgizahkephain3aosoh2AeH1aethoo4cie6oiSaezimaighai2eiVaefahfien' '@wu9XouSh%VFl8VF1PV19TXEBeUVxdBl4=$'\n");
   fprintf(ofp, "  ;123456789060535?\n");
   fprintf(ofp, "  $ echo 'wu9XouSh ohNgizahkephain3aosoh2AeH1aethoo4cie6oiSaezimaighai2eiVaefahfien' > ./qr.seed\n");
-  fprintf(ofp, "  $ fareqr dbdecode ./qr.seed '@wu9XouSh%%VFl8VF1PV19TXEBeUVxdBl4=$'\n");
+  fprintf(ofp, "  $ fareqr dbdecode ./qr.seed '@wu9XouSh%VFl8VF1PV19TXEBeUVxdBl4=$'\n");
   fprintf(ofp, "  ;123456789060535?\n");
   fprintf(ofp, "\n");
   fprintf(ofp, "Where 'wu9XouSh' is the public key, 'ohNgizahkephain3aosoh2AeH1aethoo4cie6oiSaezimaighai2eiVaefahfien' is the private key and\n");