[ImgBot] Optimize images (#9418)

*Total -- 1,234.48kb -> 1,067.00kb (13.57%)

/content/en/docs/setup/upgrade/canary/revision-tag-2.png -- 25.87kb -> 10.40kb (59.8%)
/content/en/docs/setup/upgrade/canary/revision-tag-1.png -- 23.57kb -> 9.67kb (58.95%)
/static/logos/google-cloud.png -- 36.12kb -> 17.35kb (51.95%)
/static/logos/solo.png -- 110.45kb -> 59.96kb (45.72%)
/content/en/docs/concepts/security/authz-eval.png -- 48.62kb -> 34.08kb (29.9%)
/static/logos/vmware.png -- 34.74kb -> 24.74kb (28.8%)
/static/logos/tetrate.png -- 25.02kb -> 18.38kb (26.55%)
/static/logos/aspen-mesh.png -- 13.44kb -> 10.37kb (22.86%)
/assets/inline_images/increasing-efficiency.svg -- 5.03kb -> 4.04kb (19.7%)
/src/icons/menu-hamburger.svg -- 0.53kb -> 0.45kb (14.84%)
/src/icons/menu-close.svg -- 0.47kb -> 0.40kb (14.82%)
/assets/inline_images/defense.svg -- 8.68kb -> 7.42kb (14.55%)
/src/icons/dropdown-arrow.svg -- 0.48kb -> 0.41kb (14.55%)
/static/img/service-mesh-before.svg -- 56.07kb -> 48.18kb (14.07%)
/src/icons/breadcrumb-arrow.svg -- 0.50kb -> 0.43kb (14.04%)
/static/logos/autotrader.svg -- 7.57kb -> 6.61kb (12.69%)
/static/img/authors/nick-chase.png -- 19.43kb -> 17.20kb (11.48%)
/src/icons/tick.svg -- 0.42kb -> 0.37kb (11.45%)
/src/icons/person.svg -- 1.09kb -> 0.97kb (10.33%)
/src/icons/contribution.svg -- 0.67kb -> 0.61kb (9.05%)
/src/icons/people.svg -- 2.67kb -> 2.43kb (8.76%)
/assets/inline_images/management.svg -- 1.85kb -> 1.70kb (8.04%)
/static/img/service-mesh.svg -- 151.34kb -> 140.87kb (6.92%)
/src/icons/events.svg -- 0.92kb -> 0.86kb (5.97%)
/assets/inline_images/microservice-best-practices.svg -- 25.62kb -> 24.52kb (4.3%)
/assets/inline_images/istio-logo-with-brand.svg -- 4.34kb -> 4.22kb (2.97%)
/static/logos/istio.svg -- 4.36kb -> 4.23kb (2.96%)
/assets/inline_images/observability.svg -- 1.00kb -> 0.97kb (2.84%)
/static/logos/ibm-cloud.png -- 98.09kb -> 95.56kb (2.57%)
/src/icons/user.svg -- 0.56kb -> 0.55kb (2.09%)
/src/icons/security.svg -- 2.26kb -> 2.24kb (1.21%)
/assets/inline_images/security.svg -- 2.26kb -> 2.24kb (1.21%)
/static/img/get-involved-wave.svg -- 515.95kb -> 510.09kb (1.14%)
/src/icons/drive.svg -- 0.42kb -> 0.42kb (0.23%)
/src/icons/twitter.svg -- 0.88kb -> 0.88kb (0.11%)
/src/icons/github.svg -- 0.88kb -> 0.88kb (0.11%)
/static/logos/redhat.svg -- 2.32kb -> 2.32kb (0.04%)

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