* Update README.md
Capitalized the G and S in "Getting Started," and moved "guide" to match the section title in the docs.
* Fixed sentence structure. Changed "download" to "grafana.com/get" and changed "get" to "download".
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
* Docs: Replace "datasources" with "data sources" (#19111)
