Add the undocumented test/debug function parseuri(), useful for fuzzing.

Only appears when compiling with SQLITE_DEBUG.

FossilOrigin-Name: 011fab70cb3d194b27742ebb236b05be582230567cf78e3e6cac6911de86922f

diff --cc manifest
index 7bc5b300959d0bd0bb66506957bc39f786c13173,ecfa81388e6598f1c79b3ff7a84f5f9089b377da..d68a7ee298f14ed644a0fdf09e5a29cf5972b048
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Fix\shandling\sof\sU+fffd\sin\sthe\sLIKE\soptimization.\ndbsqlfuzz\seee57fb9eea1dfa5aa40dfa87865cf8c84d12f96.
- D 2024-10-07T12:19:23.717
 -C Origin\sshould\snot\ssend\scontent\sfor\sthe\slock-byte\spage\sto\sthe\sreplica,\sin\nsqlite3-rsync.\n[forum:/forumpost/d14b55e5fa19c25f|Forum\spost\sd14b55e5fa19c25f].
 -D 2024-10-06T21:26:56.282
++C Add\sthe\sundocumented\stest/debug\sfunction\sparseuri(),\suseful\sfor\sfuzzing.\nOnly\sappears\swhen\scompiling\swith\sSQLITE_DEBUG.
++D 2024-10-07T12:48:21.105
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -2215,9 -2215,8 +2215,9 @@@ F vsixtest/vsixtest.tcl 6195aba1f12a5e1
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P d218993be5886f07193d5c2a66ccd0ecdd7bb87687947b89945c90e31cea5451
- Q +13addee687c3fef02c6ef1af9f446822fe0945815648fb2198933c7c644798b2
- R 85a4f3886dc5b88ca917188b27f8b4cb
 -P 37d3b6b17e92b2c760239c3053bbc7fb85091acd688c54a73af7611fe9501312
 -R dbb5b993debce35e50244d3495f9b61e
++P bce52ce2a6e7f3d3d1b2807d1ea95243d9b655e557c1bb6f0b8a9a6cefb1aed6 aa9bd711cc1b0136098388976d22adc0a2fc89f50fe2273ed80ee3e4e50c98b6
++R 2751128e1e0fdc619c86fd365893c4ad
++T +closed aa9bd711cc1b0136098388976d22adc0a2fc89f50fe2273ed80ee3e4e50c98b6
  U drh
- Z d22e20bac83a8cacb503bd8770c0d69a
 -Z 45e873ac682d74f4a4a29dbca970bb7d
++Z 13ff87e9c834e664927aecce64813015
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 31cbb26ab21f99210a37514a73fdae0b035b75ef,c653996c4fec9591befdb790b62db58fb51f31bd..975a933fc70ba38cc743ae33a4ee81d034bc88a6
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- bce52ce2a6e7f3d3d1b2807d1ea95243d9b655e557c1bb6f0b8a9a6cefb1aed6
 -aa9bd711cc1b0136098388976d22adc0a2fc89f50fe2273ed80ee3e4e50c98b6
++011fab70cb3d194b27742ebb236b05be582230567cf78e3e6cac6911de86922f