QA: fix detection of otb version in release notes and fix a spelling error in a warning log

Modules/IO/IOGDAL/src/otbDEMHandler.cxx

@@ -426,7 +426,7 @@ void DEMHandler::RegisterConfigurationInHandler(DEMHandlerTLS & tls) const
   if (! m_DatasetList.empty()) {
     if (! tls.OpenDEMVRTFile())
     {
-      otbLogMacro(Warning, << "An unexpected situation has occured: trying to open a VRT created from incompatible DEM files");
+      otbLogMacro(Warning, << "An unexpected situation has occurred: trying to open a VRT created from incompatible DEM files");
       assert(false);
       // The following should not be necessary. In the impossible case
       // the VRT file could not be opened, we just clear everything in

RELEASE_NOTES.txt

-OTB-v8.1.1 - Changes since version 8.1.0 (January 13th, 2023)
+OTB-v 8.1.1 - Changes since version 8.1.0 (January 13th, 2023)
 
 Bugs fixed:
   * !933: Improve DEMHandler performances which fixes #2307 Spatial shifting with Orthorectifcation of Sentinel 1 products by Luc Hermitte