77606 [Docs] RouteObserver cannot subscribe ModalRoute (cla: yes, d: api docs, d: examples, documentation, framework, waiting for tree to go green)

77793 [FloatingActionButtonLocation] Add spacing between placement entries in documentation (cla: yes, d: api docs, documentation, f: material design, framework, waiting for tree to go green)

77861 Spelling standardization: implementer (cla: yes, d: api docs, waiting for tree to go green)

77868 Update samples to use repo analysis options, Fix sample templates and a ton of analyzer issues (cla: yes, d: api docs, d: examples, documentation, framework, waiting for tree to go green)

78004 Fix documentation for Scrollbar.radius (cla: yes, d: api docs, documentation, f: material design, framework, waiting for tree to go green)