package/llvm-project/clang: remove merge artifacts

Fixes:
    e29dae10 ("package/llvm-project: bump to version 20.1.5")

Signed-off-by: Daniel Lang <dalang@gmx.at>
Reviewed-by: El Mehdi YOUNES <elmehdi.younes@smile.fr>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/llvm-project/clang/clang.mk

@@ -67,8 +67,8 @@ CLANG_CONF_OPTS += -DLLVM_DIR=$(STAGING_DIR)/usr/lib/cmake/llvm \
 HOST_CLANG_CONF_OPTS += -DLLVM_COMMON_CMAKE_UTILS=$(HOST_DIR)/lib/cmake/llvm
 CLANG_CONF_OPTS += -DLLVM_COMMON_CMAKE_UTILS=$(HOST_DIR)/lib/cmake/llvm
 
-+HOST_CLANG_CONF_OPTS += -DLLVM_MAIN_SRC_DIR=$(BUILD_DIR)/llvm-$(LLVM_PROJECT_VERSION)
-+CLANG_CONF_OPTS += -DLLVM_MAIN_SRC_DIR=$(BUILD_DIR)/llvm-$(LLVM_PROJECT_VERSION)
+HOST_CLANG_CONF_OPTS += -DLLVM_MAIN_SRC_DIR=$(BUILD_DIR)/llvm-$(LLVM_PROJECT_VERSION)
+CLANG_CONF_OPTS += -DLLVM_MAIN_SRC_DIR=$(BUILD_DIR)/llvm-$(LLVM_PROJECT_VERSION)
 
 # Clang can't be used as compiler on the target since there are no
 # development files (headers) and other build tools. So remove clang