buildstrap: removed obsolete dependency

buildstrap was referencing BCC patch files no longer needed. The changes
were merged upstream

Signed-off-by: Erick Reyes <erickreyes@google.com>
diff --git a/buildstrap b/buildstrap
index 0aaa635..8f78fb8 100755
--- a/buildstrap
+++ b/buildstrap
@@ -65,8 +65,6 @@
 	cp $spath/bcc/build-bcc.sh $TDIR/debian/bcc-master/;
 
 	pushd $TDIR/debian/bcc-master
-	patch -p1 < $spath/bcc/misc/0001-clang-Allow-user-to-override-kernel-version.patch
-	patch -p1 < $spath/bcc/misc/0001-DONOT-MERGE-Remove-version-override-warnings.patch
 	popd
 fi