prop: specify composition.type to "dyn"

If not speficied, the default type goes to "gpu" in current display HAL.

Change-Id: I65835ceb942df6beb98149b51d2857207ce3ef7b
proprietary: removed to use separated repo

The SurfaceFlinger lib is needed by the current libcamerapp.so.

Change-Id: I9e3607e83cdb4b1e44462fbd4227fd5c1b80339d