[lld][LoongArch] Precommit test for TLSDESC GD/LD to LE/IE. NFC#121095

ylzsx wants to merge 2 commits intomainllvm/llvm-project:mainfrom

users/ylzsx/tlsdesc-to-le-ie-precommitllvm/llvm-project:users/ylzsx/tlsdesc-to-le-ie-precommitCopy head branch name to clipboard