rust_tokio bundle.json 新增，ylong_runtime\tokio BUILD.gn 修改，支持生成 so 到镜像包

Signed-off-by: hu-kai45 <hukai45@huawei.com>

bundle.json

@@ -0,0 +1,37 @@
+{
+    "name": "@ohos/rust_tokio",
+    "description": "Rust runtime implementation",
+    "version": "4.0",
+    "license": "MIT",
+    "publishAs": "code-segment",
+    "segment": {
+        "destPath": "third_party/rust/crates/tokio"
+    },
+    "dirs": {},
+    "scripts": {},
+    "licensePath": "COPYING",
+    "readmePath": {
+        "en": "README.md",
+        "zh": "README_zh.md"
+    },
+    "component": {
+        "name": "rust_tokio",
+        "subsystem": "thirdparty",
+        "syscap": [],
+        "features": [],
+        "adapted_system_type": [],
+        "rom": "1500KB",
+        "ram": "5000KB",
+        "deps": {
+            "components": [],
+            "third_party": []
+        },
+        "build": {
+            "sub_component": [
+                "//third_party/rust/crates/tokio/ylong_runtime:lib"
+            ],
+            "inner_kits": [],
+            "test": []
+        }
+    }
+}

tokio/BUILD.gn

@@ -50,6 +50,9 @@ ohos_rust_shared_library("lib") {
   crate_type = "dylib"
   crate_root = "src/lib.rs"
 
+  part_name = "rust_tokio"
+  subsystem_name = "thirdparty"
+
   sources = [ "src/lib.rs" ]
   edition = "2018"
   deps = [

ylong_runtime/BUILD.gn

@@ -18,6 +18,9 @@ ohos_rust_shared_library("lib") {
   crate_type = "dylib"
   crate_root = "src/lib.rs"
 
+  part_name = "rust_tokio"
+  subsystem_name = "thirdparty"
+
   sources = [ "src/lib.rs" ]
   deps = [ "//third_party/rust/crates/tokio/tokio:lib" ]
   features = [