Added builder for PreciseDataConnectionState

Added builder for PreciseDataConnectionState. No functionality
changed.

Bug: 161572838
Test: FrameworksTelephonyTests
Merged-In: I9d2d4cc3d717878d9246989f7a88bedc0805d86e
Change-Id: I9d2d4cc3d717878d9246989f7a88bedc0805d86e
(cherry picked from commit 9919a2925eb1a99ec71294c837a2605813d4a884)
2 files changed