chore: add quotes to .env-example

Based off #824

Signed-off-by: Jef LeCompte <jeffreylec@gmail.com>

.env-example

@@ -2,91 +2,91 @@
 # Read https://github.com/jef/streetmerchant#customization for help on customizing this file
 #############################################################################################
 
-ASCII_BANNER=
-ASCII_COLOR=
-AUTO_ADD_TO_CART=
-BROWSER_TRUSTED=
-COUNTRY=
-DESKTOP_NOTIFICATIONS=
-DISCORD_NOTIFY_GROUP=
-DISCORD_WEB_HOOK=
-EMAIL_PASSWORD=
-EMAIL_TO=
-EMAIL_USERNAME=
-HEADLESS=
-IN_STOCK_WAIT_TIME=
-LOG_LEVEL=
-LOW_BANDWIDTH=
-MAX_PRICE_SERIES_3070=
-MAX_PRICE_SERIES_3080=
-MAX_PRICE_SERIES_3090=
-MAX_PRICE_SERIES_RX6800=
-MAX_PRICE_SERIES_RX6800XT=
-MAX_PRICE_SERIES_RX6900XT=
-MAX_PRICE_SERIES_RYZEN5600=
-MAX_PRICE_SERIES_RYZEN5800=
-MAX_PRICE_SERIES_RYZEN5900=
-MAX_PRICE_SERIES_RYZEN5950=
-MICROCENTER_LOCATION=
-MQTT_BROKER_ADDRESS=
-MQTT_BROKER_PORT=
-MQTT_CLIENT_ID=
-MQTT_PASSWORD=
-MQTT_QOS=
-MQTT_TOPIC=
-MQTT_USERNAME=
-NVIDIA_ADD_TO_CART_ATTEMPTS=
-NVIDIA_SESSION_TTL=
-OPEN_BROWSER=
-PAGE_BACKOFF_MIN=
-PAGE_BACKOFF_MAX=
-PAGE_SLEEP_MIN=
-PAGE_SLEEP_MAX=
-PAGE_TIMEOUT=
-PAGERDUTY_INTEGRATION_KEY=
-PAGERDUTY_SEVERITY=
-PHILIPS_HUE_API_KEY=
-PHILIPS_HUE_CLOUD_ACCESS_TOKEN=
-PHILIPS_HUE_CLOUD_CLIENT_ID=
-PHILIPS_HUE_CLOUD_CLIENT_SECRET=
-PHILIPS_HUE_CLOUD_REFRESH_TOKEN=
-PHILIPS_HUE_LAN_BRIDGE_IP=
-PHILIPS_HUE_LIGHT_COLOR=
-PHILIPS_HUE_LIGHT_IDS=
-PHILIPS_HUE_LIGHT_PATTERN=
-PHONE_CARRIER=
-PHONE_NUMBER=
-PLAY_SOUND=
-PROXY_ADDRESS=
-PROXY_PORT=
-PUSHBULLET=
-PUSHOVER_TOKEN=
-PUSHOVER_USER=
-PUSHOVER_PRIORITY=
-SCREENSHOT=
-SHOW_ONLY_BRANDS=
-SHOW_ONLY_MODELS=
-SHOW_ONLY_SERIES=
-SLACK_CHANNEL=
-SLACK_TOKEN=
-SMTP_ADDRESS=
-SMTP_PORT=
-STORES=
-TELEGRAM_ACCESS_TOKEN=
-TELEGRAM_CHAT_ID=
-TWILIO_ACCOUNT_SID=
-TWILIO_AUTH_TOKEN=
-TWILIO_FROM_NUMBER=
-TWILIO_TO_NUMBER=
-TWITCH_ACCESS_TOKEN=
-TWITCH_CHANNEL=
-TWITCH_CLIENT_ID=
-TWITCH_CLIENT_SECRET=
-TWITCH_REFRESH_TOKEN=
-TWITTER_ACCESS_TOKEN_KEY=
-TWITTER_ACCESS_TOKEN_SECRET=
-TWITTER_CONSUMER_KEY=
-TWITTER_CONSUMER_SECRET=
-TWITTER_TWEET_TAGS=
-USER_AGENT=
-WEB_PORT=
+ASCII_BANNER=""
+ASCII_COLOR=""
+AUTO_ADD_TO_CART=""
+BROWSER_TRUSTED=""
+COUNTRY=""
+DESKTOP_NOTIFICATIONS=""
+DISCORD_NOTIFY_GROUP=""
+DISCORD_WEB_HOOK=""
+EMAIL_PASSWORD=""
+EMAIL_TO=""
+EMAIL_USERNAME=""
+HEADLESS=""
+IN_STOCK_WAIT_TIME=""
+LOG_LEVEL=""
+LOW_BANDWIDTH=""
+MAX_PRICE_SERIES_3070=""
+MAX_PRICE_SERIES_3080=""
+MAX_PRICE_SERIES_3090=""
+MAX_PRICE_SERIES_RX6800=""
+MAX_PRICE_SERIES_RX6800XT=""
+MAX_PRICE_SERIES_RX6900XT=""
+MAX_PRICE_SERIES_RYZEN5600=""
+MAX_PRICE_SERIES_RYZEN5800=""
+MAX_PRICE_SERIES_RYZEN5900=""
+MAX_PRICE_SERIES_RYZEN5950=""
+MICROCENTER_LOCATION=""
+MQTT_BROKER_ADDRESS=""
+MQTT_BROKER_PORT=""
+MQTT_CLIENT_ID=""
+MQTT_PASSWORD=""
+MQTT_QOS=""
+MQTT_TOPIC=""
+MQTT_USERNAME=""
+NVIDIA_ADD_TO_CART_ATTEMPTS=""
+NVIDIA_SESSION_TTL=""
+OPEN_BROWSER=""
+PAGE_BACKOFF_MIN=""
+PAGE_BACKOFF_MAX=""
+PAGE_SLEEP_MIN=""
+PAGE_SLEEP_MAX=""
+PAGE_TIMEOUT=""
+PAGERDUTY_INTEGRATION_KEY=""
+PAGERDUTY_SEVERITY=""
+PHILIPS_HUE_API_KEY=""
+PHILIPS_HUE_CLOUD_ACCESS_TOKEN=""
+PHILIPS_HUE_CLOUD_CLIENT_ID=""
+PHILIPS_HUE_CLOUD_CLIENT_SECRET=""
+PHILIPS_HUE_CLOUD_REFRESH_TOKEN=""
+PHILIPS_HUE_LAN_BRIDGE_IP=""
+PHILIPS_HUE_LIGHT_COLOR=""
+PHILIPS_HUE_LIGHT_IDS=""
+PHILIPS_HUE_LIGHT_PATTERN=""
+PHONE_CARRIER=""
+PHONE_NUMBER=""
+PLAY_SOUND=""
+PROXY_ADDRESS=""
+PROXY_PORT=""
+PUSHBULLET=""
+PUSHOVER_TOKEN=""
+PUSHOVER_USER=""
+PUSHOVER_PRIORITY=""
+SCREENSHOT=""
+SHOW_ONLY_BRANDS=""
+SHOW_ONLY_MODELS=""
+SHOW_ONLY_SERIES=""
+SLACK_CHANNEL=""
+SLACK_TOKEN=""
+SMTP_ADDRESS=""
+SMTP_PORT=""
+STORES=""
+TELEGRAM_ACCESS_TOKEN=""
+TELEGRAM_CHAT_ID=""
+TWILIO_ACCOUNT_SID=""
+TWILIO_AUTH_TOKEN=""
+TWILIO_FROM_NUMBER=""
+TWILIO_TO_NUMBER=""
+TWITCH_ACCESS_TOKEN=""
+TWITCH_CHANNEL=""
+TWITCH_CLIENT_ID=""
+TWITCH_CLIENT_SECRET=""
+TWITCH_REFRESH_TOKEN=""
+TWITTER_ACCESS_TOKEN_KEY=""
+TWITTER_ACCESS_TOKEN_SECRET=""
+TWITTER_CONSUMER_KEY=""
+TWITTER_CONSUMER_SECRET=""
+TWITTER_TWEET_TAGS=""
+USER_AGENT=""
+WEB_PORT=""