Add FqInstance::inPackage

... that delegates to FQName::inPackage().
Test: lshal
Bug: 74247301

Change-Id: Ib4150032f70e10b3fa1fc3bb48ab93ec4d8c6fee
diff --git a/utils/FqInstance.cpp b/utils/FqInstance.cpp
index 4689aae..8b39fdd 100644
--- a/utils/FqInstance.cpp
+++ b/utils/FqInstance.cpp
@@ -129,4 +129,8 @@
     return !(*this == other);
 }
 
+bool FqInstance::inPackage(const std::string& package) const {
+    return mFqName.inPackage(package);
+}
+
 }  // namespace android