Update linux sysroot images
Update linux sysroot images

This change bring is in following change to sysroot
contents:
 82063a2: Add chromeos-specific packages to linux sysroot image
 34a5998: Add more packages to the Wheezy sysroot

BUG=576807

Review URL: https://codereview.chromium.org/1576293002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#369012}

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