FindSQLite3: Fix "cannot create ALIAS target" error

[traversaro]

🦟 Bug fix

Summary

Fix the error reported by @azeey in #313 (comment) .

Checklist

• Signed all commits for DCO
• Added tests
• Updated documentation (as needed)
• Updated migration guide (as needed)
• Consider updating Python bindings (if the library has them)
• codecheck passed (See contributing)
• All tests passed (See test coverage)
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[mjcarroll]

Need a signoff on this one.

[traversaro]

Need a signoff on this one.

Done! However, I did not test this extensively, so probably we can hear if this fix @azeey's problem.

[azeey]

I'm still getting an error:

-- Checking for module 'sqlite3 >= 3.7.13'
--   Found sqlite3 , version 3.31.1
CMake Error at /home/addisu/ws/fortress/install/share/cmake/ignition-cmake2/cmake2/FindSQLite3.cmake:62 (add_library):
  The target name "SQLite::SQLite3" is reserved or not valid for certain
  CMake features, such as generator expressions, and may result in undefined
  behavior.
Call Stack (most recent call first):
  /home/addisu/ws/fortress/install/share/cmake/ignition-cmake2/cmake2/IgnUtils.cmake:197 (find_package)
  CMakeLists.txt:107 (ign_find_package)


CMake Error at /home/addisu/ws/fortress/install/share/cmake/ignition-cmake2/cmake2/FindSQLite3.cmake:63 (target_link_libraries):
  Cannot specify link libraries for target "SQLite::SQLite3" which is not
  built by this project.
Call Stack (most recent call first):
  /home/addisu/ws/fortress/install/share/cmake/ignition-cmake2/cmake2/IgnUtils.cmake:197 (find_package)
  CMakeLists.txt:107 (ign_find_package)

[traversaro]

Ack, let me try to setup a system where to test this.

[traversaro]

Thanks @azeey !

[azeey]

Thanks @traversaro for the quick iteration!