Adds gabadie to WATCHLISTS for tools/android/loading/
Adds gabadie to WATCHLISTS for tools/android/loading/

BUG=

Review URL: https://codereview.chromium.org/1704923002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#375854}

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