[bot] [release-0.12] Automated version update (#2289)

Co-authored-by: Prometheus Operator Bot <prom-op-bot@users.noreply.github.com>

jsonnetfile.lock.json

@@ -18,7 +18,7 @@
           "subdir": "contrib/mixin"
         }
       },
-      "version": "5d7c457873c2a6dd5e88a3dbaf58192154b0c6b5",
+      "version": "0e64a6d40e2a898836e42cf8f5aa656b15732961",
       "sum": "W/Azptf1PoqjyMwJON96UY69MFugDA4IAYiKURscryc="
     },
     {
@@ -58,8 +58,8 @@
           "subdir": "grafana-builder"
         }
       },
-      "version": "f3c7be86c7156678ac30369e85eb4face285b14c",
-      "sum": "xEFMv4+ObwP5L1Wu0XK5agWci4AJzNApys6iKAQxLlQ="
+      "version": "32685d75e4ae753e06ab3bea13df9d59bb5da46a",
+      "sum": "VmOxvg9FuY9UYr3lN6ZJe2HhuIErJoWimPybQr3S3yQ="
     },
     {
       "source": {
@@ -119,7 +119,7 @@
           "subdir": "doc/alertmanager-mixin"
         }
       },
-      "version": "258fab7cdd551f2cf251ed0348f0ad7289aee789",
+      "version": "a4e8574be7165d3c21162456f160e0faf3d05de3",
       "sum": "PsK+V7oETCPKu2gLoPfqY0wwPKH9TzhNj6o2xezjjXc=",
       "name": "alertmanager"
     },