Fix link to Producing OSS in background.md (#1339)
Fix link to Producing OSS in background.md (#1339)

Signed-off-by: Paul Barker <a027184a55211cd23e3f3094f1fdc728df5e0500@betafive.co.uk>
linuxfoundation/cii-best-practices-badge,linuxfoundation/cii-best-practices-badge,linuxfoundation/cii-best-practices-badge,linuxfoundation/cii-best-practices-badge,coreinfrastructure/best-practices-badge,coreinfrastructure/best-practices-badge,coreinfrastructure/best-practices-badge,coreinfrastructure/best-practices-badge