Fix regsig checking for subkey sigs in verify-commits

contrib/verify-commits/gpg.sh

@@ -31,12 +31,8 @@ for LINE in $(echo "$GPG_RES"); do
 		;;
 	"[GNUPG:] REVKEYSIG "*)
 		[ "$BITCOIN_VERIFY_COMMITS_ALLOW_REVSIG" != 1 ] && exit 1
-		while read KEY; do
+		REVSIG=true
-			case "$LINE" in "[GNUPG:] REVKEYSIG ${KEY#????????????????????????} "*)
+		GOODREVSIG="[GNUPG:] GOODSIG ${LINE#* * *}"
-				REVSIG=true
-				GOODREVSIG="[GNUPG:] GOODSIG ${KEY#????????????????????????} "
-			esac
-		done < ./contrib/verify-commits/trusted-keys
 		;;
 	esac
 done