Instance shadowing fix modport #4633

Job	Run time
ClangTidy	1h 31m 3s
x86_64 test	3m 25s
arm64 test	4m 20s
MacOsBuild	5m 7s
KytheVerification	0s
x86_64 test-clang	3m 31s
KytheXrefs	0s
arm64 test-clang	3m 48s
MacOsBuildDevTools	7m 38s
x86_64 test-nortti	3m 7s
PrepareVSPlugin	2m 14s
RunBantBuildCleaner	3m 21s
x86_64 test-c++20	3m 23s
x86_64 test-c++23	3m 27s
VerifyFormatting	23s
x86_64 smoke-test	10m 21s
WindowsBuild	9m 5s
arm64 smoke-test	11m 25s
x86_64 asan	23m 14s
x86_64 asan-clang	4m 40s
x86_64 compile	2m 54s
arm64 compile	3m 37s
x86_64 compile-clang	2m 48s
arm64 compile-clang	3m 50s
x86_64 compile-static	2m 48s
arm64 compile-static	3m 50s
x86_64 compile-static-clang	2m 43s
arm64 compile-static-clang	3m 49s
x86_64 coverage	15m 33s
x86_64 clean	6m 8s
arm64 clean	7m 5s
📦 Release	0s
Build and deploy GitHub pages	0s
	4h 8m 37s

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