[master] ad03dcbae coverity: C is assimilated as C/C++

[Dridi Boukelmoune]

commit ad03dcbae210667f3a823e05fc6e1f16dead555d
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Mon Jan 31 11:18:16 2022 +0100

    coverity: C is assimilated as C/C++

diff --git a/.github/workflows/coverity.yml b/.github/workflows/coverity.yml
index 74f09ce19..aa7a85f12 100644
--- a/.github/workflows/coverity.yml
+++ b/.github/workflows/coverity.yml
@@ -30,6 +30,5 @@ jobs:
       - uses: vapier/coverity-scan-action at v0
         with:
           project: varnish
-          token: ${{ secrets.COVERITY_SCAN_TOKEN }}
           email: varnish-dev at varnish-cache.org
-          build_language: c
+          token: ${{ secrets.COVERITY_SCAN_TOKEN }}