p7zip: fix test package (#26156)

* Ensure p7zip test_package works successfuly in all cases

* test executable, remove redundant properties in test_package

---------

Co-authored-by: Luis Caro Campos <3535649+jcar87@users.noreply.github.com>

recipes/p7zip/all/conanfile.py

@@ -18,6 +18,7 @@ class PSevenZipConan(ConanFile):
     homepage = "https://sourceforge.net/projects/p7zip/"
     topics = ("7zip", "zip", "compression", "decompression")
     settings = "os", "arch", "compiler", "build_type"
+    package_type = "application"
 
     def export_sources(self):
         export_conandata_patches(self)

recipes/p7zip/all/test_package/conanfile.py

@@ -1,15 +1,16 @@
+import os.path
+
 from conan import ConanFile
 from conan.tools.build import can_run
 
 
 class TestPackageConan(ConanFile):
     settings = "os", "arch", "compiler", "build_type"
-    generators = "VirtualRunEnv"
-    test_type = "explicit"
 
-    def build_requirements(self):
-        self.tool_requires(self.tested_reference_str)
+    def requirements(self):
+        self.requires(self.tested_reference_str)
 
     def test(self):
+        assert os.path.exists(os.path.join(self.dependencies[self.tested_reference_str].cpp_info.bindir, "7za"))
         if can_run(self):
             self.run("7za", env="conanrun")