Fix the issue of adding allDeps task for android (#201)

Signed-off-by: jiyeong.seok <[email protected]>

src/fosslight_dependency/_package_manager.py

@@ -132,7 +132,7 @@ def add_allDeps_in_gradle(self):
                     }}'''
         try:
             with open(const.SUPPORT_PACKAE.get(self.package_manager_name), 'a', encoding='utf8') as f:
-                f.write(allDeps)
+                f.write(f'\n{allDeps}\n')
                 ret = True
         except Exception as e:
             logging.warning(f"Cannot add the allDeps task in build.gradle: {e}")