Change the target's name, s/LanaiMCTargetDesc/LanaiDesc/g.

"AllTargetsDescs" in llvm-mc/CMakeLists.txt expects not ${target}MCTargetDesc, but ${target}Desc.

llvm-svn: 279509
diff --git a/llvm/lib/Target/Lanai/Disassembler/LLVMBuild.txt b/llvm/lib/Target/Lanai/Disassembler/LLVMBuild.txt
index fe789f9..84417a5 100644
--- a/llvm/lib/Target/Lanai/Disassembler/LLVMBuild.txt
+++ b/llvm/lib/Target/Lanai/Disassembler/LLVMBuild.txt
@@ -19,5 +19,5 @@
 type = Library
 name = LanaiDisassembler
 parent = Lanai
-required_libraries = LanaiMCTargetDesc LanaiInfo MC MCDisassembler Support
+required_libraries = LanaiDesc LanaiInfo MC MCDisassembler Support
 add_to_library_groups = Lanai