build(deps): bump rustls-pemfile from 1.0.3 to 1.0.4 #1258

Job	Run time
Clippy	31s
Build+test (clang, stable, ubuntu-20.04)	1m 17s
Clang Tidy	8s
Clippy nightly (optional)	25s
Build+test (clang, beta, ubuntu-20.04)	1m 15s
Check for documentation errors	14s
Build+test (clang, nightly, ubuntu-20.04)	43s
ensure-header-updated	1m 0s
Build+test (clang, 1.61.0, ubuntu-20.04)	6m 54s
Build+test (gcc, stable, ubuntu-20.04)	1m 11s
Format	16s
Build+test (gcc, beta, ubuntu-20.04)	33s
Check minimum versions	59s
Build+test (gcc, nightly, ubuntu-20.04)	34s
Miri	49s
Build+test (gcc, 1.61.0, ubuntu-20.04)	5m 48s
Build+test (macos-latest, clang, stable)	1m 15s
Windows	3m 29s
Windows CMake, Debug configuration	1m 42s
Windows CMake, Release configuration	2m 10s
Valgrind	1m 47s
	33m 0s

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