* Explore: adds QueryRowErrors component

* Explore: updates QueryRow to use QueryRowErrors component

* Explore: updates PromQueryField to remove error render

* Explore: updates Elastic query field  to remove error render

* Explore: updates LokiQueryFieldForm to remove error render

* Explore: updates QueryRow component - brings back passing errors down

* Explore: removes QueryRowErrors component

* Explore: updates ErrorContainer component - moves out data filtering

* Explore: updates QueryRow component - changes QueryRowErrors to ErrorContainer

* Explore: updates Explore component - adds error filtering for ErrorContainer

* Explore: updates ErrorContainer and adds a basic test for it

* Explore: updates Explore component props name and adds a basic render test

* Explore: adds snapshots for Explore and ErrorContainer

* Explore: adds a test for error render

* Explore: adds a comment to Explore component explaining the way we filter non-query-row-specific errors

* Explore: adds getFirstNonQueryRowSpecificError method to explore utilities

* Explore: extracts getFirstNonQueryRowSpecificError method and slightly refactors Explore component

* Explore: updates Explore component tests to cover non-query-row-specific errors