Since flatbuffers is using calendar versioning and does not provide
any ABI stability guarantees, use the complete version as SOVERSION
for the shared library rather than just the major component. This
prevents breaking reverse dependencies on incompatible upgrades.
Fixes#7759
* CMake find_package fixes (#7323)
Rename FlatbuffersConfigVersion.cmake to match CMake project name
* CMake find_package fixes (#7323)
Rename FlatBuffersTargets to match CMake project name