bitsery: add package_type

[SpaceIm]

Specify library name and version: lib/1.0

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• I've read the contributing guidelines.
• I've used a recent Conan client version close to the currently deployed.
• I've tried at least one configuration locally with the conan-center hook activated.

[RubenRBS]

Something failed in the test package for 5.2.0 in Conan v2 https://c3i.jfrog.io/c3i/misc-v2/summary.html?json=https://c3i.jfrog.io/c3i/misc-v2/logs/pr/21410/1-linux-gcc/bitsery/5.2.0//summary.json

[SpaceIm]

Yep, it has been fixed in 5.2.2 by fraillt/bitsery#82

[conan-center-bot]

Conan v1 pipeline ✔️

All green in build 3 (57ba0b71c7936c1f220fb6ccf188ee3a5f125519):

• bitsery/5.2.3:
  All packages built successfully! (All logs)

• bitsery/5.2.2:
  All packages built successfully! (All logs)

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Conan v2 pipeline ✔️

Note: Conan v2 builds are now mandatory. Please read our discussion about it.

All green in build 3 (57ba0b71c7936c1f220fb6ccf188ee3a5f125519):

• bitsery/5.2.3:
  All packages built successfully! (All logs)

• bitsery/5.2.2:
  All packages built successfully! (All logs)