Add an example tld YAML config file (#2295)

core/src/main/java/google/registry/config/files/tld/example.yaml

@@ -0,0 +1,60 @@
+# Example of a TLD configuration file. TLD configuration files are stored in
+# the internal repository and synced regularly to the database using the
+# release/cloudbuild-tld-sync.yaml job. The file can be created using the exact
+# output from the getTldCommand of an existing TLD.
+
+addGracePeriodLength: "PT432000S"
+allowedFullyQualifiedHostNames: []
+allowedRegistrantContactIds: []
+anchorTenantAddGracePeriodLength: "PT2592000S"
+autoRenewGracePeriodLength: "PT3888000S"
+automaticTransferLength: "PT432000S"
+claimsPeriodEnd: "294247-01-10T04:00:54.775Z"
+createBillingCost:
+  currency: "USD"
+  amount: 8.00
+creationTime: "2017-01-03T19:52:47.770Z"
+currency: "USD"
+defaultPromoTokens: []
+dnsAPlusAaaaTtl: null
+dnsDsTtl: null
+dnsNsTtl: null
+dnsPaused: true
+dnsWriters:
+- "VoidDnsWriter"
+driveFolderId: null
+eapFeeSchedule:
+  "1970-01-01T00:00:00.000Z":
+    currency: "USD"
+    amount: 0.00
+escrowEnabled: false
+idnTables: []
+invoicingEnabled: false
+lordnUsername: null
+numDnsPublishLocks: 1
+pendingDeleteLength: "PT432000S"
+premiumListName: null
+pricingEngineClassName: "google.registry.model.pricing.StaticPremiumListPricingEngine"
+redemptionGracePeriodLength: "PT2592000S"
+registryLockOrUnlockBillingCost:
+  currency: "USD"
+  amount: 0.00
+renewBillingCostTransitions:
+  "1970-01-01T00:00:00.000Z":
+    currency: "USD"
+    amount: 8.00
+renewGracePeriodLength: "PT432000S"
+reservedListNames: []
+restoreBillingCost:
+  currency: "USD"
+  amount: 50.00
+roidSuffix: "EXAMPLE"
+serverStatusChangeBillingCost:
+  currency: "USD"
+  amount: 0.00
+tldStateTransitions:
+  "1970-01-01T00:00:00.000Z": "GENERAL_AVAILABILITY"
+tldStr: "example"
+tldType: "TEST"
+tldUnicode: "example"
+transferGracePeriodLength: "PT432000S"