v0.2.2-rc

Changelog

ecd846f Document release instructions (#530)
0d48ef7 App pause (#501)
7bdccd8 Add test for multiple helm apps (#506)
d220b08 Doc when to use wego, weave-gitops, Weave GitOps (#522)
7b9a078 Use wego pkg constants instead of redeclaring (#520)
5cec865 Fetch source and automation data for a given application (#497)
3517c79 256/remove application - refactor code to collect resource information (#511)
16317fd Sanitize cluster name (#508)
8549385 Fix grammar error message (#505)
10a0775 Passing git provider token in each add call (#496)
232ea22 Return errors rather than dropping them during PR creation (#490)
561fa1f Update README.md to reference the 0.2.1 version (#493)
d6d1227 Use path for kustomize apps and chart for helm apps to generate app hash (#488)