Fix WebJobs Tables README samples (Azure#27213)

Author: scottaddie

sdk/tables/Microsoft.Azure.WebJobs.Extensions.Tables/README.md

@@ -165,7 +165,7 @@ public class OutputSingle
         [HttpTrigger(AuthorizationLevel.Anonymous, "GET")] HttpRequest request,
         [Table("MyTable")] out TableEntity entity)
     {
-        entity = new TableEntity("<PartitionKey>", "<PartitionKey>")
+        entity = new TableEntity("<PartitionKey>", "<RowKey>")
         {
             ["Text"] = "Hello"
         };
@@ -265,7 +265,7 @@ public class BindTableClient
         [HttpTrigger(AuthorizationLevel.Anonymous, "POST")] HttpRequest request,
         [Table("MyTable")] TableClient client)
     {
-        await client.AddEntityAsync(new TableEntity("<PartitionKey>", "<PartitionKey>")
+        await client.AddEntityAsync(new TableEntity("<PartitionKey>", "<RowKey>")
         {
             ["Text"] = request.GetEncodedPathAndQuery()
         });

sdk/tables/Microsoft.Azure.WebJobs.Extensions.Tables/tests/Samples/BindTableClient.cs

@@ -17,7 +17,7 @@ public static async Task Run(
             [HttpTrigger(AuthorizationLevel.Anonymous, "POST")] HttpRequest request,
             [Table("MyTable")] TableClient client)
         {
-            await client.AddEntityAsync(new TableEntity("<PartitionKey>", "<PartitionKey>")
+            await client.AddEntityAsync(new TableEntity("<PartitionKey>", "<RowKey>")
             {
                 ["Text"] = request.GetEncodedPathAndQuery()
             });

sdk/tables/Microsoft.Azure.WebJobs.Extensions.Tables/tests/Samples/OutputSingleEntity.cs

@@ -17,7 +17,7 @@ public static void Run(
             [HttpTrigger(AuthorizationLevel.Anonymous, "GET")] HttpRequest request,
             [Table("MyTable")] out TableEntity entity)
         {
-            entity = new TableEntity("<PartitionKey>", "<PartitionKey>")
+            entity = new TableEntity("<PartitionKey>", "<RowKey>")
             {
                 ["Text"] = "Hello"
             };