Update capitalizations in charts docs (2 of 3)

Updates capitalization and backtick use in charts docs in /installation /releases and /troubleshooting

Related to gitlab-org/gitlab#31185 (closed)

Word list:

  "proper-names": {
    "names": [
      "Akismet",
      "Alertmanager",
      "API",
      "Asana",
      "Auth0",
      "Authentiq",
      "Azure",
      "Bamboo",
      "Bitbucket",
      "Bugzilla",
      "CAS",
      "CentOS",
      "Consul",
      "Debian",
      "Elasticsearch",
      "Facebook",
      "Git LFS",
      "git-annex",
      "Git",
      "Gitaly",
      "GitHub",
      "GitLab Geo",
      "GitLab Monitor",
      "GitLab Operator",
      "GitLab Pages",
      "GitLab Rails",
      "GitLab Runner",
      "GitLab Shell",
      "GitLab Workhorse",
      "GitLab",
      "Gmail",
      "Google",
      "Grafana",
      "Helm",
      "HipChat",
      "Ingress",
      "Ingress Controller",
      "jasmine-jquery",
      "JavaScript",
      "Jaeger",
      "Jenkins",
      "Jira",
      "Jira Cloud",
      "Jira Server",
      "jQuery",
      "JupyterHub",
      "Karma",
      "Kerberos",
      "Knative",
      "Kubernetes",
      "LDAP",
      "Let's Encrypt",
      "Markdown",
      "markdownlint",
      "Mattermost",
      "Microsoft",
      "MinIO",
      "NGINX Ingress",
      "NGINX",
      "OAuth",
      "OAuth 2",
      "OmniAuth",
      "Omnibus GitLab",
      "OpenID",
      "OpenShift",
      "PgBouncer",
      "PostgreSQL",
      "Prometheus",
      "Puma",
      "Python",
      "Redis",
      "Redmine",
      "reCAPTCHA",
      "runit",
      "Salesforce",
      "SAML",
      "Sentry",
      "Sidekiq",
      "Shibboleth",
      "Slack",
      "SMTP",
      "SSH",
      "Tiller",
      "Trello",
      "Trello Power-Ups",
      "Twitter",
      "Ubuntu",
      "Ultra Auth",
      "Unicorn",
      "unicorn-worker-killer",
      "WebdriverIO",
      "YouTrack"
    ],
    "code_blocks": false
  }