Make signal_dumper a dynamic library

Binary in APEX shouldn't be static.

Exempt-From-Owner-Approval: cherry-pick rvc-dev

Bug: 150914650
Test: m
Merged-In: Idc50256b94d7b82deee7e570025e05df169e7b78
(cherry picked from commit 3ee2f0b31d9415e2d2594d29b82dbe8aa8c10035)
Change-Id: Idc50256b94d7b82deee7e570025e05df169e7b78
1 file changed