[iOS][Android] Fix mobile flow after recent refactor (#3334)

This PR fixes the iOS and Android build flow after recent mainline
TVM refactors.

Particularly, the include path for dlpack is updated, and for iOS
we now link to `libtvm_ffi_static`.

Author: MasterJH5574

3rdparty/tvm

@@ -57,7 +57,7 @@ target_include_directories(
   PUBLIC ${JNI_INCLUDE_DIRS}
          ${JNI_HEADER}
          ${ANDROID_DIR}/src/cpp
-         ${TVM_SOURCE_DIR}/3rdparty/dlpack/include
+         ${TVM_SOURCE_DIR}/ffi/3rdparty/dlpack/include
          ${TVM_SOURCE_DIR}/3rdparty/dmlc-core/include
          ${TVM_SOURCE_DIR}/3rdparty/OpenCL-Headers
          ${TVM_SOURCE_DIR}/3rdparty/picojson

android/mlc4j/CMakeLists.txt

@@ -433,6 +433,7 @@
                     "-Wl,-all_load",
                     "-lmodel_iphone",
                     "-lmlc_llm",
+                    "-ltvm_ffi_static",
                     "-ltvm_runtime",
                     "-ltokenizers_cpp",
                     "-lsentencepiece",
@@ -486,6 +487,7 @@
                     "-Wl,-all_load",
                     "-lmodel_iphone",
                     "-lmlc_llm",
+                    "-ltvm_ffi_static",
                     "-ltvm_runtime",
                     "-ltokenizers_cpp",
                     "-lsentencepiece",

ios/MLCChat/MLCChat.xcodeproj/project.pbxproj

@@ -19,8 +19,8 @@ let package = Package(
             cxxSettings: [
                 .headerSearchPath("../../tvm_home/include"),
                 .headerSearchPath("../../tvm_home/ffi/include"),
-                .headerSearchPath("../../tvm_home/3rdparty/dmlc-core/include"),
-                .headerSearchPath("../../tvm_home/3rdparty/dlpack/include")
+                .headerSearchPath("../../tvm_home/ffi/3rdparty/dlpack/include"),
+                .headerSearchPath("../../tvm_home/3rdparty/dmlc-core/include")
             ]
         ),
         .target(