clang-tidy: restore 'misc-noexcept-move-constructor'

We disabled this in commit 1fe0d72eb6 (clang-tidy: exclude
'misc-noexcept-move-constructor', 2018-09-24) due to false positives.
Restore it and use a NOLINT comment to suppress them instead.

.clang-tidy

@@ -5,7 +5,6 @@ misc-*,\
 -misc-incorrect-roundings,\
 -misc-macro-parentheses,\
 -misc-misplaced-widening-cast,\
--misc-noexcept-move-constructor,\
 -misc-static-assert,\
 modernize-*,\
 -modernize-deprecated-headers,\

Source/cmListFileCache.h

@@ -124,9 +124,11 @@ public:
 
   // Backtraces may be copied, moved, and assigned as values.
   cmListFileBacktrace(cmListFileBacktrace const&) = default;
-  cmListFileBacktrace(cmListFileBacktrace&&) noexcept = default;
+  cmListFileBacktrace(cmListFileBacktrace&&) // NOLINT(clang-tidy)
+    noexcept = default;
   cmListFileBacktrace& operator=(cmListFileBacktrace const&) = default;
-  cmListFileBacktrace& operator=(cmListFileBacktrace&&) noexcept = default;
+  cmListFileBacktrace& operator=(cmListFileBacktrace&&) // NOLINT(clang-tidy)
+    noexcept = default;
   ~cmListFileBacktrace() = default;
 
   cmStateSnapshot GetBottom() const;