Correct minor mistakes in code comments (#1371) #3203

Job	Run time
CMake Example with Native GCC	19s
WIN32 MingW	3m 47s
GCC MicroBlaze Toolchain	3m 44s
GNU ARM Toolchain	1m 35s
GNU MSP430 Toolchain	2m 12s
WIN32 MSVC	2m 51s
Native GCC (ubuntu-latest)	2m 11s
Native GCC (macos-latest)	2m 48s
	19m 27s

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