Add set_property for pkg_config_name

[db4]

gst-plugins-base/all

qt/5.x.x cannot currently be built with the with_gstreamer=True option. This PR sets the correct names for PkgConfigDeps generator and thus fixes the qt build.

[conan-center-bot]

Conan v1 pipeline ❌

Failure in build 1 (5b7d5224c219894ca0efbd1569366dac96427dfc):

• gst-plugins-base/1.19.2:
  Didn't run or was cancelled before finishing

• gst-plugins-base/1.19.1:
  Error running command conan info gst-plugins-base/1.19.1@#fb2ab1e6d7fe5842ffc83a70baa85ec0 --json {jsonName} -pr {profileName}:

  [settings]
  arch=x86_64
  build_type=Release
  compiler=gcc
  compiler.libcxx=libstdc++11
  compiler.version=5
  os=Linux
  [options]
  gst-plugins-base:shared=False
  
  ...
  WARN: pcre/8.45: requirement zlib/[>=1.2.11 <2] overridden by glib/2.72.0 to zlib/1.2.12 
  WARN: pcre2/10.42: requirement zlib/[>=1.2.11 <2] overridden by libselinux/3.3 to zlib/1.2.12 
  WARN: gstreamer/1.19.2: requirement glib/2.76.3 overridden by gst-plugins-base/1.19.1 to glib/2.72.0 
  ERROR: Conflict in wayland/1.20.0:
      'wayland/1.20.0' requires 'libffi/3.4.4' while 'glib/2.72.0' requires 'libffi/3.4.2'.
      To fix this conflict you need to override the package 'libffi' in your root package.
  

---

^{Note: To save resources, CI tries to finish as soon as an error is found. For this reason you might find that not all the references have been launched or not all the configurations for a given reference. Also, take into account that we cannot guarantee the order of execution as it depends on CI workload and workers availability.}

---

Conan v2 pipeline ❌

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

The v2 pipeline failed. Please, review the errors and note this is required for pull requests to be merged. In case this recipe is still not ported to Conan 2.x, please, ping @conan-io/barbarians on the PR and we will help you.

See details:

Failure in build 1 (5b7d5224c219894ca0efbd1569366dac96427dfc):

• gst-plugins-base/1.19.1:
  Error running command conan export --name gst-plugins-base --version 1.19.1 recipes/gst-plugins-base/all/conanfile.py:

  ======== Exporting recipe to the cache ========
  ERROR: Error loading conanfile at '/home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py': Unable to load conanfile in /home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py
    File "<frozen importlib._bootstrap_external>", line 728, in exec_module
    File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
    File "/home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py", line 1, in <module>
      from conans import ConanFile, tools, Meson, VisualStudioBuildEnvironment
  ImportError: cannot import name 'ConanFile' from 'conans' (/opt/pyenv/versions/3.7.13/lib/python3.7/site-packages/conans/__init__.py)
  

• gst-plugins-base/1.19.2:
  Error running command conan export --name gst-plugins-base --version 1.19.2 recipes/gst-plugins-base/all/conanfile.py:

  ======== Exporting recipe to the cache ========
  ERROR: Error loading conanfile at '/home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py': Unable to load conanfile in /home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py
    File "<frozen importlib._bootstrap_external>", line 728, in exec_module
    File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
    File "/home/conan/w/prod-v2_cci_PR-20569/recipes/gst-plugins-base/all/conanfile.py", line 1, in <module>
      from conans import ConanFile, tools, Meson, VisualStudioBuildEnvironment
  ImportError: cannot import name 'ConanFile' from 'conans' (/opt/pyenv/versions/3.7.13/lib/python3.7/site-packages/conans/__init__.py)
  

---

^{Note: To save resources, CI tries to finish as soon as an error is found. For this reason you might find that not all the references have been launched or not all the configurations for a given reference. Also, take into account that we cannot guarantee the order of execution as it depends on CI workload and workers availability.}

[ghost]

I detected other pull requests that are modifying gst-plugins-base/all recipe:

• Bump gst-plugins-base's zlib requirement to [>=1.2.11 <2] range (v1 only) #20651
• gst-plugins-base: migrate to Conan v2 #19530
• gst-plugins-base: Conan V2 support #17656

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