Update language to comply with Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for reference

This commit only cleans up variables originally declared in:
- WifiConfigManager.java
- WifiMetrics.java
- WifiNative.java
- WifiVendorHal.java

(dirty cherry-pick from internal branch)

Bug: 161896447
Test: atest FrameworksWifiTests
Change-Id: I1fbe019f3697ab2f77243b7ac9404b6139839483
Merged-In: I1fbe019f3697ab2f77243b7ac9404b6139839483
12 files changed
tree: f5923bc70a851faabd6f859e9252b22c8b36349d
  1. service/
  2. PREUPLOAD.cfg