Merge "[Search] Update search input hint" into sc-dev

    <!-- All Apps -->

    <!-- Search bar text in the apps view. [CHAR_LIMIT=50] -->

    <string name="all_apps_search_bar_hint">Search apps</string>

    <!-- Search bar text in the apps view. [CHAR_LIMIT=50] -->

    <string name="all_apps_on_device_search_bar_hint">Search this phone and more…</string>

    <!-- Loading apps text. [CHAR_LIMIT=50] -->

    <string name="all_apps_loading_message">Loading apps&#8230;</string>

    <!-- No-search-results text. [CHAR_LIMIT=50] -->