[Code Health] Fix misc-const-correctness lint am: d11adb06 am: b01d0658...

[Code Health] Fix misc-const-correctness lint am: d11adb06 am: b01d0658 am: 92df07fe am: b68a6f00

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2555210



Change-Id: I962c0d66eba73aef92ebc5b07648f2be5d1a3b8c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>