Merge pull request opencv#27679 from sturkmen72:libtiff-4.7.0

libtiff upgrade to version 4.7.0 opencv#27679 
 
### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [ ] There is a reference to the original bug report and related work
- [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [ ] The feature is well documented and sample code can be built with the project CMake

Author: sturkmen72

3rdparty/libtiff/CMakeLists.txt

@@ -358,7 +358,7 @@ if(LIBLZMA_LIBRARIES)
 endif()
 
 set(LIBTIFF_MAJOR_VERSION "4")
-set(LIBTIFF_MINOR_VERSION "6")
+set(LIBTIFF_MINOR_VERSION "7")
 set(LIBTIFF_MICRO_VERSION "0")
 set(LIBTIFF_VERSION "${LIBTIFF_MAJOR_VERSION}.${LIBTIFF_MINOR_VERSION}.${LIBTIFF_MICRO_VERSION}")
 file(READ "RELEASE-DATE" LIBTIFF_RELEASE_DATE content)