Clear cache shell commmand

Added changes in runClear to clear cache data of the app

Bug: 221946754
Test: atest SdkSandboxStorageHostTest#testSdkDataPackageDirectory_IsClearedOnClearCache
Change-Id: Ibd61cdec64f51bbc84d6f0536aab877ce0725c6c
Merged-In: Ibd61cdec64f51bbc84d6f0536aab877ce0725c6c
(cherry picked from commit 6f7d62082e593f04ec776ff7e536de21b9cb771f)
1 file changed