chore: Update CI to use Conan 2 (#5556)

This is a minimally invasive update to use Conan 2 provided by our new build images.

tests/conan/conanfile.py

@@ -1,59 +1,42 @@
-from conan import ConanFile, conan_version
+from pathlib import Path
+
+from conan import ConanFile
+from conan.tools.build import can_run
 from conan.tools.cmake import CMake, cmake_layout
 
 class Example(ConanFile):
 
-    def set_name(self):
-        if self.name is None:
-            self.name = 'example'
+    name = 'example'
+    license = 'ISC'
+    author = 'John Freeman <jfreeman08@gmail.com>, Michael Legleux <mlegleux@ripple.com'
+
+    settings = 'os', 'compiler', 'build_type', 'arch'
+
+    requires = ["xrpl/head"]
+
+    default_options = {
+        'xrpl/*:xrpld': False,
+    }
+
+    generators = ['CMakeDeps', 'CMakeToolchain']
 
     def set_version(self):
         if self.version is None:
             self.version = '0.1.0'
 
-    license = 'ISC'
-    author = 'John Freeman <jfreeman08@gmail.com>'
-
-    settings = 'os', 'compiler', 'build_type', 'arch'
-    options = {'shared': [True, False], 'fPIC': [True, False]}
-    default_options = {
-        'shared': False,
-        'fPIC': True,
-        'xrpl:xrpld': False,
-    }
-
-    requires = ['xrpl/2.2.0-rc1@jfreeman/nodestore']
-    generators = ['CMakeDeps', 'CMakeToolchain']
-
-    exports_sources = [
-        'CMakeLists.txt',
-        'cmake/*',
-        'external/*',
-        'include/*',
-        'src/*',
-    ]
-
-    # For out-of-source build.
-    # https://docs.conan.io/en/latest/reference/build_helpers/cmake.html#configure
-    no_copy_source = True
-
     def layout(self):
         cmake_layout(self)
 
-    def config_options(self):
-        if self.settings.os == 'Windows':
-            del self.options.fPIC
-
     def build(self):
         cmake = CMake(self)
-        cmake.configure(variables={'BUILD_TESTING': 'NO'})
+        cmake.configure()
         cmake.build()
 
     def package(self):
         cmake = CMake(self)
         cmake.install()
 
-    def package_info(self):
-        path = f'{self.package_folder}/share/{self.name}/cpp_info.py'
-        with open(path, 'r') as file:
-            exec(file.read(), {}, {'self': self.cpp_info})
+    def test(self):
+        if can_run(self):
+            cmd_path = Path(self.build_folder) / self.cpp.build.bindir / "example"
+            self.run(cmd_path, env="conanrun")