linker: Cleanup for Android's inclusive language guidance

1. Cleanup for #inclusivefixit. (whitelisted -> allowed_libs)
2. Support the old term for backwards compatibility. (Also update test.)
3. Fix the formatting errors found by clang-format.

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

Bug: 161896447
Test: atest linker-unit-tests linker-benchmarks
Change-Id: I19dbed27a6d874ac0049cb7b67d2cb0f75369c1b
diff --git a/linker/linker_config_test.cpp b/linker/linker_config_test.cpp
index 3caa4d4..acdf641 100644
--- a/linker/linker_config_test.cpp
+++ b/linker/linker_config_test.cpp
@@ -91,6 +91,8 @@
   "namespace.vndk_in_system.permitted.paths = /system/${LIB}\n"
   "namespace.vndk_in_system.whitelisted = libz.so:libyuv.so\n"
   "namespace.vndk_in_system.whitelisted += libtinyxml2.so\n"
+  "namespace.vndk_in_system.allowed_libs = libfoo.so:libbar.so\n"
+  "namespace.vndk_in_system.allowed_libs += libtinyxml3.so\n"
   "\n";
 // clang-format on
 
@@ -215,9 +217,9 @@
   ASSERT_TRUE(ns_vndk_links[0].allow_all_shared_libs());
 
   ASSERT_TRUE(ns_vndk_in_system != nullptr) << "vndk_in_system namespace was not found";
-  ASSERT_EQ(
-      std::vector<std::string>({"libz.so", "libyuv.so", "libtinyxml2.so"}),
-      ns_vndk_in_system->whitelisted_libs());
+  ASSERT_EQ(std::vector<std::string>({"libz.so", "libyuv.so", "libtinyxml2.so", "libfoo.so",
+                                      "libbar.so", "libtinyxml3.so"}),
+            ns_vndk_in_system->allowed_libs());
 }
 
 TEST(linker_config, smoke) {