Align remaining prefix conflicts with bioregistry

[matentzn]

prefix	sssom	bioregistry	issue
dc	http://purl.org/dc/terms/	http://purl.org/dc/elements/1.1/	https://github.com/biopragmatics/bioregistry/issues/307
dcterms	http://purl.org/dc/terms/	https://dublincore.org/specifications/dublin-core/dcmi-terms/#	https://github.com/biopragmatics/bioregistry/issues/307
neuroname	http://braininfo.rprc.washington.edu/centraldirectory.aspx?ID=	https://braininfo.rprc.washington.edu/centraldirectory.aspx?ID=	https://github.com/biopragmatics/bioregistry/issues/309
pav	http://purl.org/pav/	https://pav-ontology.github.io/pav/index.html#http://purl.org/pav/	https://github.com/biopragmatics/bioregistry/issues/306
prov	http://www.w3.org/ns/prov#	https://www.w3.org/ns/prov#	https://github.com/biopragmatics/bioregistry/issues/308