chore(deps): update homeassistant/home-assistant docker tag to v2021.8.7

[renovate-self-hosted]

This PR contains the following updates:

Package	Update	Change
homeassistant/home-assistant	patch	2021.8.6 -> 2021.8.7

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Release Notes

home-assistant/core

v2021.8.7

Compare Source

• Use pycarwings2 2.11 (@​filcole - #​54424) (nissan_leaf docs)
• Fix Huawei LTE entity state updating (@​scop - #​54447) (huawei_lte docs)
• Strip attributes whitespace in universal media_player (@​0xFelix - #​54451) (universal docs)
• Bump notifications-android-tv to 0.1.3 (@​tkdrob - #​54462) (nfandroidtv docs)
• Updates to bump MyQ to 3.1.2 (@​ehendrix23 - #​54488) (myq docs)
• Add missing PRESSURE_BAR conversion (@​Danielhiversen - #​54497)
• Treat temporary errors as warnings for Tesla (@​alandtse - #​54515) (tesla docs)
• Fix attributes not showing after using entity class attributes (@​gerard33 - #​54558) (bmw_connected_drive docs)
• Upgrade qnapstats library to 0.4.0 (@​colinodell - #​54571) (qnap docs)
• Fix bug in ambiclimate (@​Danielhiversen - #​54579) (ambiclimate docs)
• Fix Tibber last reset (@​Danielhiversen - #​54582) (tibber docs)
• Adax, update requirements (@​Danielhiversen - #​54587) (adax docs)
• Clamp color temperature to supported range in ESPHome light (@​oxan - #​54595) (esphome docs)
• Bump zeroconf to 0.35.0 (@​bdraco - #​54604) (zeroconf docs)
• Bump py-synologydsm-api to 1.0.4 (@​mib1185 - #​54610) (synology_dsm docs)
• Guard partial upgrade (@​balloob - #​54617) (http docs)
• Solve switch/verify register type convert problem in modbus (@​janiversen - #​54645) (modbus docs)
• Send color_brightness to ESPHome devices on 1.20 (pre-color_mode) (@​jesserockz - #​54670) (esphome docs)

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