spec: add quotes to git email and username
spec: add quotes to git email and username

Change-Id: I392006e5656812cafec29714d0a832bd8086fde8
Reviewed-on: https://gerrit.instructure.com/211212
Reviewed-by: S. Jacob Powell <03c892efa7d90f6161831192fc2bb1ab9ff2d4d9@instructure.com>
QA-Review: S. Jacob Powell <03c892efa7d90f6161831192fc2bb1ab9ff2d4d9@instructure.com>
Product-Review: S. Jacob Powell <03c892efa7d90f6161831192fc2bb1ab9ff2d4d9@instructure.com>
Tested-by: Jenkins

djbender/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,sfu/canvas-lms