Update SchooLinks secrets.

- Remove the SOPS KMS ARN, it's in the `.sops.yaml` files now.
- Add the Sentry auth token.

Repositories/SchooLinks/.envrc.private.j2

-export BW_EMAIL='{{ run(["ph", "show", "--field", "UserName", "SchooLinks/Bitwarden"])["stdout"] }}'
-export BW_PASSWORD='{{ run(["ph", "show", "--field", "Password", "SchooLinks/Bitwarden"])["stdout"] }}'
 export BW_CLIENTID='{{ run(["ph", "show", "--field", "OAuth client ID", "SchooLinks/Bitwarden"])["stdout"] }}'
 export BW_CLIENTSECRET='{{ run(["ph", "show", "--field", "OAuth client secret", "SchooLinks/Bitwarden"])["stdout"] }}'
+export BW_EMAIL='{{ run(["ph", "show", "--field", "UserName", "SchooLinks/Bitwarden"])["stdout"] }}'
+export BW_PASSWORD='{{ run(["ph", "show", "--field", "Password", "SchooLinks/Bitwarden"])["stdout"] }}'
 export CHROMATIC_PROJECT_TOKEN='{{ run(["ph", "show", "--field", "Token", "SchooLinks/Chromatic"])["stdout"] }}'
 export CLOUDFLARE_API_KEY='{{ run(["ph", "show", "--field", "Global API key", "SchooLinks/Cloudflare"])["stdout"] }}'
 export CLOUDFLARE_EMAIL='{{ run(["ph", "show", "--field", "UserName", "SchooLinks/Cloudflare"])["stdout"] }}'
 export OPSGENIE_API_KEY='{{ run(["ph", "show", "--field", "API token", "SchooLinks/OpsGenie"])["stdout"] }}'
-export SOPS_KMS_ARN='{{ run(["ph", "show", "--field", "ARN", "SchooLinks/SOPS KMS key"])["stdout"] }}'
+export SENTRY_AUTH_TOKEN='{{ run(["ph", "show", "--field", "Auth token", "SchooLinks/Sentry"])["stdout"] }}'