Prepare 2.7.3 changelog and release notes (#8348)

Signed-off-by: Christian Haudum <[email protected]>

Author: chaudum

CHANGELOG.md

@@ -8,8 +8,6 @@
 
 ##### Fixes
 
-* [8120](https://github.com/grafana/loki/pull/8232) **TaehyunHwang** Fix version info issue that shows wrong version.
-
 ##### Changes
 
 #### Promtail
@@ -30,6 +28,18 @@
 
 ### Dependencies
 
+## 2.7.3 (2023-02-01)
+
+#### Loki
+
+##### Fixes
+
+* [8340](https://github.com/grafana/loki/pull/8340) **MasslessParticle** Fix bug in compactor that caused panics when `startTime` and `endTime` of a delete request are equal.
+
+#### Build
+
+* [8120](https://github.com/grafana/loki/pull/8232) **TaehyunHwang** Fix build issue that caused `--version` to show wrong version for Loki and Promtail binaries.
+
 ## 2.7.2 (2023-01-25)
 
 #### Loki
@@ -40,12 +50,6 @@
 * [7720](https://github.com/grafana/loki/pull/7720) **sandeepsukhani**: Fix bugs in processing delete requests with line filters.
 * [7708](https://github.com/grafana/loki/pull/7708) **DylanGuedes**: Fix bug in multi-tenant querying.
 
-### Notes
-
-This release was created from a branch starting at commit `706c22e9e40b0156031f214b63dc6ed4e210abc1` but it may also contain backported changes from main.
-
-Check the history of the branch `release-2.7.x`.
-
 ### Dependencies
 
 * Go version: 1.19.5

docs/sources/release-notes/v2-7.md

@@ -33,7 +33,12 @@ As always, please read the [upgrade guide](../../upgrading/#270) before upgradin
 
 ## Bug fixes
 
-### 2.7.2
+### 2.7.3 (2023-02-01)
+
+* Fixed a bug in compactor that caused divide-by-zero panics when `startTime` and `endTime` of a delete request were equal.
+* Fixed the output of the `--version` command that showed an incorrect version information.
+
+### 2.7.2 (2023-01-25)
 
 * Fixed bug in validation of `pattern` and `regexp` parsers where missing or empty parameters for these parsers caused panics.
 * Fixed bugs in processing delete requests with line filters:
@@ -43,7 +48,7 @@ As always, please read the [upgrade guide](../../upgrading/#270) before upgradin
 * Fixed bug in multi-tenant querying that caused HTTP 400 responses when multiple tenants where used in `X-Scope-OrgID` header like so `tenant-a|tenant-b`.
 * Upgraded Go build version and Docker container base images to 1.19.5 to mitigate [GO-2022-1144](https://pkg.go.dev/vuln/GO-2022-1144) vulnerability.
 
-### 2.7.1 
+### 2.7.1 (2022-12-09)
 
 * Add single compactor http client for delete and gennumber clients. This fixes a bug caused by the accidental introduction of different HTTP clients for compactor and gennumber operations that resulted in 404s when only the gennumber middlewares were enabled: