fix (node-delta-sharing): Add example conf for delta_sharing node

Signed-off-by: Ritesh.K <[email protected]>

Author: RiteshKarki27

etc/examples/nodes/delta_sharing.conf

@@ -0,0 +1,29 @@
+nodes  = {
+    delta_reader  = {
+        type  = "delta_sharing"
+        profile_path = "${TEST_PROFILE}"
+        cache_dir = "${TEST_CACHE}"
+        table_path = "open-datasets.share#delta_sharing.default.COVID_19_NYT",
+        op = "read"
+        batch_size = 10
+    },
+    delta_writer = {
+        type = "delta_sharing",
+        profile_path = "${TEST_PROFILE}"
+        cache_dir = "${TEST_CACHE}"
+        table_path = "open-delta-sharing.s3.us-west-2.amazonaws.com#samples.test_output",
+        op = "write"
+        batch_size = 10
+    },
+    file1 = {
+        type = "file"
+        uri = "${TEST_OUTPUT}"
+        format = "json"
+    }
+},
+paths = [
+    {
+        in = "delta_reader"
+        out = "file1"
+    }
+]