Update extension ext/misc/totext.c to avoid both ubsan warnings and dubious real...

FossilOrigin-Name: 541436004df6458dc2f38bdfa421099f78cab397f5f4795ca5f227531aaa6a3e

diff --cc manifest
index 14f26f0daaebeaec8b563bc72dd6564c3d421096,f51920f27178e68efaf11328e4991750c3ab7f60..f279291b3ee1aee472bebc50cfec4cf9ed440c1e
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Avoid\serrors\swith\sSQLITE_OMIT_VIRTUALTABLE\sbuilds\sin\sjson106.test\sand\sunionall.test.
- D 2024-01-04T17:13:39.373
+ C Update\sextension\sext/misc/totext.c\sto\savoid\sboth\subsan\swarnings\sand\sdubious\sreal->integer\sconversions.
 -D 2024-01-05T15:53:58.837
++D 2024-01-06T13:58:54.947
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -2156,9 -2156,11 +2156,9 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P fe952c12903ea2150880c8bb57cda2efc00ce9fa801568a68c619e0745f30567 90e8a233549a2d31e6959ce3fec927693b772ab3c0abce65e81d7350d2ca5cc6
- R 1b0244f5731b1e66c7e1ef8d70f19d5b
- T +closed 90e8a233549a2d31e6959ce3fec927693b772ab3c0abce65e81d7350d2ca5cc6
- U drh
- Z 5d98a22501c46b821d62bf99693fba4a
 -P 8940e2a1054fbc19fae3f76e743d744840c3a5aad001be8d3d56ca134226c34b
++P 8940e2a1054fbc19fae3f76e743d744840c3a5aad001be8d3d56ca134226c34b c626aa108a7a30cef54af8d93ac9e45749568ed38e4e06623a6bad6b4bf6e8ec
+ R a29b7304699ca19c7db12a157b970ee6
 -T *branch * totype-fix
 -T *sym-totype-fix *
 -T -sym-trunk *
++T +closed c626aa108a7a30cef54af8d93ac9e45749568ed38e4e06623a6bad6b4bf6e8ec
+ U dan
 -Z 319246ea9e64ae191c32df6aa7328756
++Z 28d29fe86f310229597cb641cf92c44b
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 59a0fb0a3ca5d39f7a241b208988b2202b44f8e8,a0807d6c6d6793a115d61ab5bd305e906afcfb30..87dc33021284bfb59a8233b33fd2c61c09e81a73
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 8940e2a1054fbc19fae3f76e743d744840c3a5aad001be8d3d56ca134226c34b
 -c626aa108a7a30cef54af8d93ac9e45749568ed38e4e06623a6bad6b4bf6e8ec
++541436004df6458dc2f38bdfa421099f78cab397f5f4795ca5f227531aaa6a3e