Fix error in MARC2MODS XSLT for 086

[arcadiafalcone]

Line 5147 in XSLT:

dor-services-app/app/xslt/MARC21slim2MODS3-7_SDR_v2-7.xsl

Line 5147 in 067c667

<xsl:call-template name="createClassificationFrom082"/>

It should be:
<xsl:call-template name="createClassificationFrom086"/>

[arcadiafalcone]

The version number in the filename and recordInfo/recordOrigin should also be updated to 2.8.