Add support for native-image with embedded resource-config.json

This is for native-image build where src/main/resources includes
application.properties | application.yaml (to set default configuration).

.editorconfig

@@ -10,3 +10,7 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 spaces_around_operators = true
+
+[*.json]
+indent_size = 0
+indent_style = tab

avaje-config/src/main/resources/META-INF/native-image/io.avaje.config.avaje-config/resource-config.json

@@ -0,0 +1,13 @@
+{
+	"resources": [
+		{
+			"pattern": "application.properties"
+		},
+		{
+			"pattern": "application.yaml"
+		},
+		{
+			"pattern": "application.yml"
+		}
+	]
+}