[LyX/2.4.x] Update doc info for quote-insert

[Pavel Sanda]

commit d54ed5569d0d4b184e4a020773b3f800ee35901d
Author: Richard Kimberly Heck <rikiheck at lyx.org>
Date:   Tue Apr 2 12:46:36 2024 -0400

    Update doc info for quote-insert
---
 src/LyXAction.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/LyXAction.cpp b/src/LyXAction.cpp
index 277a06bfb6..a367ea5cf8 100644
--- a/src/LyXAction.cpp
+++ b/src/LyXAction.cpp
@@ -3470,7 +3470,9 @@ void LyXAction::init()
  * \li Params: <LEVEL>: 'inner' for (i.e., secondary, usually single) quotes, otherwise
  *                       outer (i.e., primary, usually double) quotes will be used.\n
  *             <SIDE>:  'opening' for opening quotes, 'closing' for closing quotes,
- *                       otherwise the side will be guessed from the context.\n
+ *                       otherwise the side will be guessed from the context. Use 'auto'
+ *                       to force this default. (You will need to give this argument if
+ *                       you also want to give <STYLE>.)\n
  *             <STYLE>: 'british' for `British' quote style (with ``inner quotation'')\n
  *                      'cjk' for Chinese/Japanese/Korean corner bracket quotation marks\n
  *                      'cjk-angle' for Chinese/Japanese/Korean angle bracket quotation marks\n