Shorten 'dumpsys connectivity trafficcontroller' for sLocalNetAccessMap and sLocalNetBlockedUidMap

Before:
  sLocalNetAccessMap:
    [LocalNetAccessKey{lpmBitlen=132, ifIndex=47, remoteAddress=/::ffff:224.0.0.0, protocol=0, remotePort=0}]: val: false

After:
  sLocalNetAccessMap:
    LocalNetAccessKey{lpmBitlen=132, ifIndex=47, remoteAddress=/::ffff:224.0.0.0, protocol=0, remotePort=0}: false

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I4e12722660cd68319239da8edbd0293bbb7684e5
diff --git a/service/src/com/android/server/BpfNetMaps.java b/service/src/com/android/server/BpfNetMaps.java
index 25c0617..923920f 100644
--- a/service/src/com/android/server/BpfNetMaps.java
+++ b/service/src/com/android/server/BpfNetMaps.java
@@ -1325,11 +1325,11 @@
                             + value.iif2 + "(" + mDeps.getIfName(value.iif2) + ")");
             if (sLocalNetBlockedUidMap != null) {
                 BpfDump.dumpMap(sLocalNetAccessMap, pw, "sLocalNetAccessMap",
-                        (key, value) -> "[" + key + "]: " + value);
+                        (key, value) -> "" + key + ": " + value.val);
             }
             if (sLocalNetBlockedUidMap != null) {
                 BpfDump.dumpMap(sLocalNetBlockedUidMap, pw, "sLocalNetBlockedUidMap",
-                        (key, value) -> "[" + key + "]: " + value);
+                        (key, value) -> "" + key + ": " + value.val);
             }
             dumpDataSaverConfig(pw);
             pw.decreaseIndent();