[liblas]Fix ${_IMPORT_PREFIX} in liblas-depends-*.cmake. (#7920)

* [liblas]Fix ${_IMPORT_PREFIX} in liblas-depends-debug.cmake/liblas-depends-release.cmake.

* [liblas]Fix depends.cmake.

* [liblas]Use vcpkg_fixup_cmake_targets to handle liblas-depends-*.cmake.

ports/liblas/CONTROL

@@ -1,5 +1,5 @@
 Source: liblas
-Version: 1.8.1-2
+Version: 1.8.1-3
 Build-Depends: boost, boost-thread, boost-system, boost-iostreams, boost-filesystem, libgeotiff
 Description: A C/C++ library for reading and writing the very common LAS LiDAR format.
 

ports/liblas/portfile.cmake

@@ -36,15 +36,13 @@ file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/include)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/doc)
 
 if (VCPKG_LIBRARY_LINKAGE STREQUAL static)
-	file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/bin)
-	file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/bin)
+    file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/bin)
+    file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/bin)
 endif()
-file(REMOVE ${CURRENT_PACKAGES_DIR}/debug/share/cmake/liblas/liblas-depends.cmake)
+file(REMOVE ${CURRENT_PACKAGES_DIR}/debug/share/cmake/libLAS/liblas-depends.cmake)
 
-if(EXISTS ${CURRENT_PACKAGES_DIR}/debug/share/cmake/liblas)
-	vcpkg_fixup_cmake_targets(CONFIG_PATH share/cmake/liblas)
-endif()
+vcpkg_fixup_cmake_targets(CONFIG_PATH share/cmake/libLAS)
 
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/share)
 
-file(INSTALL ${SOURCE_PATH}/LICENSE.txt DESTINATION ${CURRENT_PACKAGES_DIR}/share/liblas RENAME copyright)
+file(INSTALL ${SOURCE_PATH}/LICENSE.txt DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)