Get Deploy assets for subcloud deploy upload

Description:
- Added playbook, overrides, chart and prestage_images file paths in default.json5
- Added getters in deployment_assets.py

Change-Id: If8d0f4a17a55a334891fba4dd18e62383ef844d5
Signed-off-by: aabhinav <ayyapasetti.abhinav@windriver.com>

config/deployment_assets/files/default.json5

@@ -8,6 +8,10 @@
         "controller-0" : {
             "deployment_config_file": "/home/sysadmin/deployment-config.yaml",
             "docker_ca_file": "",
+			"deploy_playbook_file": "/home/sysadmin/starlingx-cloud-platform-deployment-manager.yaml",
+			"deploy_overrides_file": "/home/sysadmin/starlingx-cloud-platform-deployment-manager-overrides-subcloud.yaml",
+			"deploy_chart_file": "/home/sysadmin/starlingx-cloud-platform-deployment-manager-x.x.x.tgz",
+			"prestage_images_file": "/home/sysadmin/xx.xx_images.lst"
         }
     },
 	"subclouds" : {

config/deployment_assets/objects/deployment_assets.py

@@ -32,6 +32,22 @@ class DeploymentAssets:
         if "docker_ca_file" in deployment_assets_dict:
             self.docker_ca_file = deployment_assets_dict["docker_ca_file"]
 
+        self.deploy_playbook_file = None
+        if "deploy_playbook_file" in deployment_assets_dict:
+            self.deploy_playbook_file = deployment_assets_dict["deploy_playbook_file"]
+
+        self.deploy_overrides_file = None
+        if "deploy_overrides_file" in deployment_assets_dict:
+            self.deploy_overrides_file = deployment_assets_dict["deploy_overrides_file"]
+
+        self.deploy_chart_file = None
+        if "deploy_chart_file" in deployment_assets_dict:
+            self.deploy_chart_file = deployment_assets_dict["deploy_chart_file"]
+
+        self.prestage_images_file = None
+        if "prestage_images_file" in deployment_assets_dict:
+            self.prestage_images_file = deployment_assets_dict["prestage_images_file"]
+
     def get_bootstrap_file(self) -> str:
         """
         Getter for the boostrap_file
@@ -71,3 +87,35 @@ class DeploymentAssets:
         Returns (str): controller_name
         """
         return self.controller_name
+
+    def get_deploy_playbook_file(self) -> str:
+        """
+        Getter for the deploy_playbook_file
+
+        Returns (str): deploy_playbook_file
+        """
+        return self.deploy_playbook_file.strip()
+
+    def get_deploy_overrides_file(self) -> str:
+        """
+        Getter for the deploy_overrides_file
+
+        Returns (str): deploy_overrides_file
+        """
+        return self.deploy_overrides_file.strip()
+
+    def get_deploy_chart_file(self) -> str:
+        """
+        Getter for the deploy_chart_file
+
+        Returns (str): deploy_chart_file
+        """
+        return self.deploy_chart_file.strip()
+
+    def get_prestage_images_file(self) -> str:
+        """
+        Getter for the prestage_images_file
+
+        Returns (str): prestage_images_file
+        """
+        return self.prestage_images_file.strip()