[BLOBS] sm6250-common: remove prebuilt libhwminijail

* available opensource but we don't need it

proprietary-files.txt

@@ -1221,7 +1221,6 @@ vendor/lib64/libhdr_tm.so
 vendor/lib64/libhexagon_nn_stub.so
 vendor/lib64/libhta_hexagon_runtime.so
 vendor/lib64/libhvx_interface.so
-vendor/lib64/libhwminijail.so
 vendor/lib64/libidl.so
 vendor/lib64/libizat_client_api.so
 vendor/lib64/libizat_core.so