update .gitignore's

1 job for master in 2 minutes and 22 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #10349
compiling

00:02:22

 
Name Stage Failure
failed
compiling Test
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./do-install-stuff.sh: line 28: pdflatex: command not found
start pdflatex
./compile.sh: line 14: pdflatex: command not found
Compilation failed
ERROR: Job failed: exit code 1