Clang-tidy: Disable modernize-use-nodiscard warning

.clang-tidy

@@ -1,5 +1,5 @@
 ---
-Checks: '*,-abseil-*,-altera-*,-android-cloexec-*,-bugprone-branch-clone,-bugprone-easily-swappable-parameters,-cppcoreguidelines-avoid-c-arrays,-cppcoreguidelines-avoid-magic-numbers,-cppcoreguidelines-macro-usage,-cppcoreguidelines-owning-memory,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-cppcoreguidelines-pro-bounds-pointer-arithmetic,-cppcoreguidelines-pro-type-static-cast-downcast,-cppcoreguidelines-pro-type-vararg,-fuchsia-*,-hicpp-avoid-c-arrays,-hicpp-no-array-decay,-hicpp-vararg,-llvmlibc-*,-misc-no-recursion,-modernize-avoid-c-arrays,-modernize-use-trailing-return-type,-readability-convert-member-functions-to-static,-readability-identifier-length,-readability-implicit-bool-conversion,-readability-magic-numbers'
+Checks: '*,-abseil-*,-altera-*,-android-cloexec-*,-bugprone-branch-clone,-bugprone-easily-swappable-parameters,-cppcoreguidelines-avoid-c-arrays,-cppcoreguidelines-avoid-magic-numbers,-cppcoreguidelines-macro-usage,-cppcoreguidelines-owning-memory,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-cppcoreguidelines-pro-bounds-pointer-arithmetic,-cppcoreguidelines-pro-type-static-cast-downcast,-cppcoreguidelines-pro-type-vararg,-fuchsia-*,-hicpp-avoid-c-arrays,-hicpp-no-array-decay,-hicpp-vararg,-llvmlibc-*,-misc-no-recursion,-modernize-avoid-c-arrays,-modernize-use-nodiscard,-modernize-use-trailing-return-type,-readability-convert-member-functions-to-static,-readability-identifier-length,-readability-implicit-bool-conversion,-readability-magic-numbers'
 #
 #  For a list of check options, see:
 #  https://clang.llvm.org/extra/clang-tidy/checks/list.html
@@ -66,6 +66,9 @@ Checks: '*,-abseil-*,-altera-*,-android-cloexec-*,-bugprone-branch-clone,-bugpro
 #  misc-no-recursion
 #    Nothing wrong about recursion.
 #
+#  modernize-use-nodiscard
+#    Maybe good for a library, but overkill for an application.
+#
 #  modernize-use-trailing-return-type
 #    I am not quite that modern.
 #