fix(enterprise): proofread and correct

related to #CAM-2364

Conflicts:
	site/src/documents/enterprise/chapters/10-downloads/10-releases.html.md.eco
	site/src/documents/enterprise/chapters/15-license-keys/10-license-keys.html.md
	site/src/documents/enterprise/chapters/15-license-keys/20-license-activation.html.md
	site/src/documents/enterprise/chapters/30-jira-issue-tracker/00-introduction.html.md
	site/src/documents/enterprise/chapters/30-jira-issue-tracker/10-support-project.html.md