[clang-tools-extra,test] Convert text files from CRLF to LF

Skip files with intentional CRLF line endings:
test/clang-apply-replacements/crlf.cpp
test/clang-apply-replacements/Inputs/crlf/crlf.cpp.expected
clangd/test/input-mirror.test
clangd/test/protocol.test
clangd/test/too-large.test