doc: *print-flo-format*: show string value in quotes.

* txr.1: The example possible value "~3,4f" should be shown
as a string literal in quotes.

1 files changed, 1 insertions, 1 deletions

diff --git a/txr.1 b/txr.1
index 68b31ff1..b5dcf076 100644
--- a/txr.1
+++ b/txr.1
@@ -62108,7 +62108,7 @@ argument.
 
 The conversion string may use embedded width and precision values:
 for instance,
-.code "~3,4f"
+.str "~3,4f"
 is a valid value for
 .code *print-flo-format*
 or