add readme.cli.md for marketplaceordering (#12484)

Author: yungezz

specification/marketplaceordering/resource-manager/readme.az.md

@@ -0,0 +1,101 @@
+## AZ
+
+These settings apply only when `--az` is specified on the command line.
+
+For new Resource Provider. It is highly recommended to onboard Azure CLI extensions. There's no differences in terms of customer usage. 
+
+This is for command modules that already in azure cli main repo. 
+``` yaml $(az) && $(target-mode) == 'core'
+az:
+    extensions: marketplaceordering
+    namespace: azure.mgmt.marketplaceordering
+    package-name: azure-mgmt-marketplaceordering
+az-output-folder: $(azure-cli-folder)/src/azure-cli/azure/cli/command_modules/marketplaceordering
+python-sdk-output-folder: "$(az-output-folder)/vendored_sdks/marketplaceordering"
+
+``` 
+
+``` yaml
+directive:
+  - where:
+      group: marketplaceordering marketplace-agreement
+    set:
+      group: term
+  - where:
+      command: term create
+    set:
+      command: term accept
+  - where:
+      command: term accept
+    set:
+      command-description: Accept marketplace terms.
+  - where: 
+      parameter-name: publisher-id 
+    set:
+      parameter-name: publisher
+  - where: 
+      parameter-name: offer-id 
+    set:
+      parameter-name: product
+  - where: 
+      parameter-name: plan-id 
+    set:
+      parameter-name: plan
+
+cli:
+  cli-directive:
+    - where:
+        group: MarketplaceAgreements
+        op: GetAgreement
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Sign
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Cancel
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: List
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        set:
+          extensionMode: preview
+    - where:
+        group: MarketplaceAgreements
+        parameter: offerType
+      default-value: virtualmachine
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: licenseTextLink
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: privacyPolicyLink
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: marketplaceTermsLink
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: retrieveDatetime
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: signature
+      hidden: true
+    - where:
+        group: MarketplaceAgreements
+        op: Create
+        param: accepted
+      hidden: true
+```

specification/marketplaceordering/resource-manager/readme.cli.md

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+## CLI
+
+These settings apply only when `--cli` is specified on the command line.
+
+``` yaml $(cli)
+```