Implement << operator for std basic_ostream and etl string_view (#1040) #654

Job	Run time
Syntax Check - Clang C++03 Linux No STL (ubuntu-22.04)	1m 1s
Syntax Check - Clang C++03 Linux STL (ubuntu-22.04)	1m 26s
Syntax Check - Clang C++11 Linux No STL (ubuntu-22.04)	1m 3s
Syntax Check - Clang C++11 Linux No STL Force C++03 (ubuntu-22.04)	1m 5s
Syntax Check - Clang C++11 Linux STL (ubuntu-22.04)	1m 23s
Syntax Check - Clang C++11 Linux STL Force C++03 (ubuntu-22.04)	1m 21s
Syntax Check - Clang C++14 Linux No STL (ubuntu-22.04)	1m 5s
Syntax Check - Clang C++14 Linux STL (ubuntu-22.04)	1m 16s
Syntax Check - Clang C++14 Linux STL Force C++03 (ubuntu-22.04)	1m 19s
Syntax Check - Clang C++14 Linux No STL Force C++03 (ubuntu-22.04)	1m 4s
Syntax Check - Clang C++17 Linux No STL (ubuntu-22.04)	1m 5s
Syntax Check - Clang C++17 Linux STL (ubuntu-22.04)	1m 25s
Syntax Check - Clang C++17 Linux No STL Force C++03 (ubuntu-22.04)	1m 2s
Syntax Check - Clang C++17 Linux STL Force C++03 (ubuntu-22.04)	1m 17s
Syntax Check - Clang C++20 Linux No STL (ubuntu-22.04)	1m 3s
Syntax Check - Clang C++20 Linux No STL Force C++03 (ubuntu-22.04)	1m 14s
Syntax Check - Clang C++20 Linux STL (ubuntu-22.04)	1m 26s
Syntax Check - Clang C++20 Linux STL Force C++03 (ubuntu-22.04)	1m 16s
	21m 51s

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