fix: fix MTCA-EVR-300u substitutions file #5

Job	Run time
7.0/ubuntu-20.04/gcc/default/	1m 20s
7.0/ubuntu-20.04/gcc/static/	1m 15s
3.15/ubuntu-20.04/gcc/default/	1m 7s
3.14/ubuntu-20.04/gcc/default/	1m 43s
7.0/ubuntu-20.04/gcc/static/CMD_CXXFLAGS=-std=c++11	1m 23s
7.0/ubuntu-20.04/clang/default/CMD_CXXFLAGS=-std=c++11	1m 14s
7.0/ubuntu-20.04/gcc/default4.10/	1m 44s
7.0/ubuntu-20.04/gcc/default4.9/	2m 14s
7.0/ubuntu-20.04/gcc-8/default/	1m 35s
7.0/ubuntu-20.04/clang/default/	1m 19s
7.0/ubuntu-latest/gcc/default/	1m 38s
	16m 32s

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