Fix/suppress system/security google-explicit-constructor warnings

* Add explicit to conversion constructors/operators
* Use NOLINT or NOLINTNEXTLINE to suppress warnings on intended converters

Bug: 28341362
Test: make with WITH_TIDY=1 DEFAULT_GLOBAL_TIDY_CHECKS=-*,google-explicit-constructor
Change-Id: I4ed5aea36fcdcd8dbda9a4be9607c5af606f2a08
diff --git a/keystore/keymaster_worker.h b/keystore/keymaster_worker.h
index 2a35977..c02d389 100644
--- a/keystore/keymaster_worker.h
+++ b/keystore/keymaster_worker.h
@@ -95,6 +95,7 @@
 
       public:
         NonCopyableFunction() = default;
+        // NOLINTNEXTLINE(google-explicit-constructor)
         template <typename F> NonCopyableFunction(F f) {
             f_ = std::make_unique<NonCopyableFunctionTypeEraser<F>>(std::move(f));
         }