chore: eic-spack root: add 6.30 forward compatibility fix

This PR adds forward compatibility for ROOT files written with 6.30, but required to be readable by older ROOT versions.

assigned to @wdconinc

added 2 commits

• d3e53faa - 1 commit from branch master
• c5e8e552 - chore: eic-spack root: add 6.30 forward compatibility fix

Compare with previous version

added 1 commit

• 0cc100a1 - fix: set TFile.v630forwardCompatibility: yes

Compare with previous version

added 1 commit

• 7f660359 - fix: sed in-place

Compare with previous version

enabled an automatic merge when the pipeline for 7f660359 succeeds

aborted the automatic merge because target branch was updated

added 4 commits

• 3dd44435 - 1 commit from branch master
• 952327d3 - chore: eic-spack root: add 6.30 forward compatibility fix
• 122805b4 - fix: set TFile.v630forwardCompatibility: yes
• 4d7137a6 - fix: sed in-place

Compare with previous version

merged