Move dwarfdump-invalid.test into the tools/llvm-dwarfdump directory.

diff --git a/llvm/test/DebugInfo/Inputs/invalid.elf b/llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf
similarity index 100%
rename from llvm/test/DebugInfo/Inputs/invalid.elf
rename to llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf

diff --git a/llvm/test/DebugInfo/Inputs/invalid.elf.2 b/llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf.2
similarity index 100%
rename from llvm/test/DebugInfo/Inputs/invalid.elf.2
rename to llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf.2

diff --git a/llvm/test/DebugInfo/Inputs/invalid.elf.3 b/llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf.3
similarity index 100%
rename from llvm/test/DebugInfo/Inputs/invalid.elf.3
rename to llvm/test/tools/llvm-dwarfdump/X86/Inputs/invalid.elf.3

diff --git a/llvm/test/DebugInfo/dwarfdump-invalid.test b/llvm/test/tools/llvm-dwarfdump/X86/dwarfdump-invalid.test
similarity index 100%
rename from llvm/test/DebugInfo/dwarfdump-invalid.test
rename to llvm/test/tools/llvm-dwarfdump/X86/dwarfdump-invalid.test