Update changelog 7.0.4

[dprokop]

./node_modules/.bin/grafana-toolkit changelog -m 181
Running in local/linked mode
⠏ Generating changelog

/*** Grafana changelog ***/

Features / Enhancements

• Dashboard: Redirects for old (pre 7.0) edit & view panel urls. #25653, @torkelo
• Slider: Update rc-slider dependency to 9.3.1. #25617, @torkelo
• Stackdriver: Use default project name if project name isn't set on the query. #25413, @alexashley
• TablePanel: Sort numbers correctly. #25421, @speakyourcode
• Update Bitcoin currency to use proper symbol, add mBTC and μBTC. #24182, @overcookedpanda
• Variables: Links that update variables on current dashboard does not trigger refresh / update. #25192, @torkelo

Bug Fixes

• Azure Monitor: fixes undefined is not iterable. #25586, @hugohaggmark
• Datasources: Handle URL parsing error. #25742, @marefr
• InfluxDB: Fix invalid memory address or nil pointer dereference when schema is missing in URL. #25565, @marefr
• Security: Use Header.Set and Header.Del for X-Grafana-User header. #25495, @beardhatcode
• Stackdriver: Fix creating Label Values datasource query variable. #25633, @papagian
• Table: Support custom date formats via custom unit. #25195, @torkelo
• Templating: Fixes query variable with ${__searchFilter} value selection not causing refresh & url update. #25770, @torkelo

/*** grafana-ui changelog ***/

Features / Enhancements

• Slider: Update rc-slider dependency to 9.3.1. #25617, @torkelo

✔ Generating changelog

[aknuds1]

I couldn't see it in the release guide, but I believe it's customary to include the output from the changelog tool in the PR description, see f.ex. 7.0.1. Looks good otherwise.

[dprokop]

there u go @aknuds1