doxygen: clean up some minor formatting issues

31 jobs for unused-imports-doxygen in 157 minutes and 19 seconds (queued for 7 seconds)
Status Job ID Name Coverage
  .Pre
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make-dist

00:05:03

 
  Lal
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lal:conda:fftw

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lal:conda:mkl

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lal:deb

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lal:rpm

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  Lal Frame
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lalframe:conda

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lalframe:deb

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lalframe:rpm

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  Lal Meta Io
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lalmetaio:conda

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lalmetaio:deb

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lalmetaio:rpm

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  Lal Simulation
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lalsimulation:conda

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lalsimulation:deb

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lalsimulation:rpm

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  Lal Burst
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lalburst:conda

00:10:30

passed #572076
lalburst:deb

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passed #572075
lalburst:rpm

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  Lal Inspiral
passed #572080
lalinspiral:conda

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lalinspiral:deb

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lalinspiral:rpm

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  Lal Pulsar
passed #572083
lalpulsar:conda

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lalpulsar:deb

00:22:08

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lalpulsar:rpm

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  Lal Inference
passed #572086
lalinference:conda

00:17:23

passed #572085
lalinference:deb

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passed #572084
lalinference:rpm

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  Lal Apps
passed #572089
lalapps:conda

00:15:10

passed #572088
lalapps:deb

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passed #572087
lalapps:rpm

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  Documentation
passed #572090
documentation

00:06:13

 
  Integration Tests
passed #572091
top-level

00:40:48