unbreak NPTL config generation

toolchain/uclibc-ng/Makefile

@@ -105,7 +105,6 @@ endif
 ifeq ($(ADK_TARGET_WITH_NPTL),y)
 	$(SED) 's/.*\(UCLIBC_HAS_THREADS_NATIVE\).*/\1=y/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(UCLIBC_HAS_TLS\).*/\1=y/' ${WRKBUILD}/.config
-	$(SED) 's/.*\(UCLIBC_HAS_THREADS\).*/\1=y/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(PTHREADS_DEBUG_SUPPORT\).*/\1=y/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(UCLIBC_HAS_LINUXTHREADS\).*/# \1 is not set/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(HAS_NO_THREADS\).*/# \1 is not set/' ${WRKBUILD}/.config
@@ -122,7 +121,6 @@ endif
 ifeq ($(ADK_TARGET_LIB_WITHOUT_THREADS)$(ADK_TARGET_WITHOUT_THREADS),y)
 	$(SED) 's/.*\(UCLIBC_HAS_LINUXTHREADS\).*/# \1 is not set/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(UCLIBC_HAS_THREADS_NATIVE\).*/# \1 is not set/' ${WRKBUILD}/.config
-	$(SED) 's/.*\(UCLIBC_HAS_THREADS\).*/# \1 is not set/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(UCLIBC_HAS_TLS\).*/# \1 is not set/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(PTHREADS_DEBUG_SUPPORT\).*/# \1 is not set/' ${WRKBUILD}/.config
 	$(SED) 's/.*\(HAS_NO_THREADS\).*/\1=y/' ${WRKBUILD}/.config