Update germany.json

Added the Name after a ","
recovered the "author_url" from the original author (I don't have an URL to refer to)

Author: LEDFlighter

root/res/bandplans/germany.json

@@ -2,8 +2,8 @@
     "name": "Germany",
     "country_name": "Germany",
     "country_code": "DE",
-    "author_name": "LEDFlighter",
-    "author_url": "none",
+    "author_name": "Manawyrm, LEDFlighter",
+    "author_url": "https://tbspace.de",
     "bands": [
         {
             "name": "LW-Amateur",