fix json

Author: dmitry-shibanov

config/python-manifest-config.json

@@ -1,5 +1,5 @@
 {
-    "regex": "python-\d+\.\d+\.\d+-(\w+\.\d+)?-?(\w+)-(\d+\.\d+)?-?((x|arm)\d+)",
+    "regex": "python-\\d+\\.\\d+\\.\\d+-(\\w+\\.\\d+)?-?(\\w+)-(\\d+\\.\\d+)?-?((x|arm)\\d+)",
     "groups": {
         "arch": 4,
         "platform": 2,