chore(changelog): remove dates from changelog

These can be found at the releases

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## 1.0.0 (2022-02-17)
+## 1.0.0
 
 - **Breaking change:** Swapped to new airports datasource as old has not been [updated since 2019](https://github.com/jpatokal/openflights/commits/master/data/airports.dat) where as the new source (which is listed on the openflights website) is [updated daily(!)](https://github.com/davidmegginson/ourairports-data/commits/main/airports.csv)
 - Added dependabot
@@ -9,6 +9,6 @@
 - Add timezone information accessible through the `timezone_id` field on the `Airport` struct
 - Set `skip_headers: true` when parsing airports from source file
 
-## v0.1.0 (2017-06-09)
+## 0.1.0
 
 - Initial Release