format, fix missing param, clippy fix

Author: danielsn

examples/cxx/profiling.cpp

@@ -229,6 +229,8 @@ int main() {
                             Tag{.key = "export_id", .value = "12345"},
                             Tag{.key = "host", .value = "example-host"}
                         },
+                        // Process-level tags (comma-separated)
+                        "language:cpp,profiler_version:1.0,runtime:native",
                         // Internal metadata (JSON string)
                         R"({"profiler_version": "1.0", "custom_field": "demo"})",
                         // System info (JSON string)
@@ -266,6 +268,8 @@ int main() {
                             Tag{.key = "export_id", .value = "12345"},
                             Tag{.key = "host", .value = "example-host"}
                         },
+                        // Process-level tags (comma-separated)
+                        "language:cpp,profiler_version:1.0,runtime:native",
                         // Internal metadata (JSON string)
                         R"({"profiler_version": "1.0", "custom_field": "demo"})",
                         // System info (JSON string)