libxml2: use more complete test folder names

[prince-chrismc]

also want to see the long path are working in the update nodes

Specify library name and version: lib/1.0

---

• I've read the contributing guidelines.
• I've followed the PEP8 style guides for Python code in the recipes.
• I've used the latest Conan client version.
• I've tried at least one configuration locally with the conan-center hook activated.

[ghost]

I detected other pull requests that are modifying libxml2/all recipe:

• libxml2: fix msvc & mingw build tricks for icu #14828

This message is automatically generated by https://github.com/ericLemanissier/conan-center-conflicting-prs so don't hesitate to report issues/improvements there.

[conan-center-bot]

Conan v1 pipeline

All green in build 1 (b393c837f833b81700dfedba972b325613f1bb76):

• libxml2/2.10.3@:
  All packages built successfully! (All logs)

• libxml2/2.9.12@:
  All packages built successfully! (All logs)

• libxml2/2.9.14@:
  All packages built successfully! (All logs)

• libxml2/2.9.10@:
  All packages built successfully! (All logs)

• libxml2/2.9.9@:
  All packages built successfully! (All logs)

• libxml2/2.9.13@:
  All packages built successfully! (All logs)

[uilianries]

LGTM

[AbrilRBS]

Noobie question here, but otherwise lgtm:

I thought that conan finds test_package by itself, and that then test_v1_package is called also tested from CCI as a convention. But how are these then found?