Add apis to get package version (#3601)

Add three APIs:
- wasm_runtime_get_file_package_version
- wasm_runtime_get_module_package_version
- wasm_runtime_get_current_package_version

core/iwasm/aot/aot_loader.c

@@ -4168,6 +4168,8 @@ load(const uint8 *buf, uint32 size, AOTModule *module,
         return false;
     }
 
+    module->package_version = version;
+
     if (!create_sections(module, buf, size, &section_list, error_buf,
                          error_buf_size))
         return false;

core/iwasm/aot/aot_runtime.h

@@ -130,6 +130,9 @@ typedef struct LocalRefFlag {
 typedef struct AOTModule {
     uint32 module_type;
 
+    /* the package version read from the AOT file */
+    uint32 package_version;
+
     /* import memories */
     uint32 import_memory_count;
     AOTImportMemory *import_memories;