logd-unit-tests: make sure use unsigned types when reading le

The get4LE method needs to use unsigned types since the sign char values
can lead to producing wrong values.

Bug: 62599757
Test: passes all test cases of logd-unit-tests.
Change-Id: Ifaf83533d847ea4fbe0cd46a978f4dabbfa7df8d
1 file changed
tree: 0749fa2c72bbfc3858d5dc3e2199e8873443cc51
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/