API: GetReleaseByID return 404 if not found (#12933)

* API: GetReleaseByID return 404 if not found

* update swagger docs

templates/swagger/v1_json.tmpl

@@ -7563,6 +7563,9 @@
           "201": {
             "$ref": "#/responses/Release"
           },
+          "404": {
+            "$ref": "#/responses/notFound"
+          },
           "409": {
             "$ref": "#/responses/error"
           }
@@ -7606,6 +7609,9 @@
         "responses": {
           "200": {
             "$ref": "#/responses/Release"
+          },
+          "404": {
+            "$ref": "#/responses/notFound"
           }
         }
       },
@@ -7642,6 +7648,9 @@
         "responses": {
           "204": {
             "$ref": "#/responses/empty"
+          },
+          "404": {
+            "$ref": "#/responses/notFound"
           }
         }
       },
@@ -7691,6 +7700,9 @@
         "responses": {
           "200": {
             "$ref": "#/responses/Release"
+          },
+          "404": {
+            "$ref": "#/responses/notFound"
           }
         }
       }