docs: fixed instances of typo in 'overridden'

This affects several files beyond those mentioned in the bug.

I didn't fix some instances because the files had code
problems that blocked presubmit checks.

Test: make ds-docs

Bug: 37094741

Change-Id: I642f0384fef2b267ebc970bae1b4fb90bae667e7
Exempt-From-Owner-Approval: Docs-only change
diff --git a/core/java/android/net/NetworkSpecifier.java b/core/java/android/net/NetworkSpecifier.java
index 9ce2a5b..be2f955 100644
--- a/core/java/android/net/NetworkSpecifier.java
+++ b/core/java/android/net/NetworkSpecifier.java
@@ -35,7 +35,7 @@
     public abstract boolean satisfiedBy(NetworkSpecifier other);
 
     /**
-     * Optional method which can be overriden by concrete implementations of NetworkSpecifier to
+     * Optional method which can be overridden by concrete implementations of NetworkSpecifier to
      * check a self-reported UID. A concrete implementation may contain a UID which would be self-
      * reported by the caller (since NetworkSpecifier implementations should be non-mutable). This
      * function is called by ConnectivityService and is passed the actual UID of the caller -