Add linux-headers as dependency.

Change-Id: I267d8f9c7dc671fcdfdbbf3a99245cc172920088
diff --git a/debian/control b/debian/control
index 5fbe295..73d04e3 100644
--- a/debian/control
+++ b/debian/control
@@ -35,6 +35,7 @@
 Section: misc
 Priority: optional
 Architecture: arm64 armhf
+Provides: linux-headers
 Depends: ${misc:Depends},
          linux-kbuild-4.19.32-mtk [${Arch}]
 Description: Linux kernel headers for the Excelsior board
diff --git a/debian/source/lintian-overrides b/debian/source/lintian-overrides
index e9f1363..02c1a92 100644
--- a/debian/source/lintian-overrides
+++ b/debian/source/lintian-overrides
@@ -1,3 +1,4 @@
 linux-mtk source: file-without-copyright-information *
 linux-mtk source: license-problem-gfdl-invariants *
+linux-mtk source: maintainer-script-lacks-debhelper-token *