Incorrect description for `az cosmosdb network-rule remove`

[t-bzhan]

The description for az cosmosdb network-rule remove is incorrect. It should be "Remove" instead of "Add".

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Document Details

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• ID: ceafa346-5ac6-9a5b-b36b-fb6a91449ae0
• Version Independent ID: 12dc1540-3a61-aece-0ef0-0d4c192d930e
• Content: az cosmosdb network-rule
• Content Source: latest/docs-ref-autogen/cosmosdb/network-rule.yml
• Service: cosmos-db
• GitHub Login: @rloutlaw
• Microsoft Alias: routlaw

[yonzhan]

route to CXP team