Added Fluent-bit input configuration schema ...

software/fluent-bit/instance-input-schema.json

+{
+    "$schema": "http://json-schema.org/draft-10/schema#",
+    "description": "Parameters to instantiate Fluent-bit"
+    "type": "object",
+    "configuration": {
+        "input": {
+            "description": "The desired fluent-bit input, which defines in fluent-bit's configuration the inputs.",
+            "type": "object",
+            "default": ""
+         },
+        "output": {
+            "description": "The desired fluent-bit output, which defines in fluent-bit's configuration the outputs.",
+            "type": "object",
+            "default": ""
+        }
+    }
+}