refactor(chart): replace the netcat command with the busybox wget variant (#26)

### Description of the change

replace the netcat command with wget commands.

### Benefits

Less noise in the log(s)

### Possible drawbacks

<!-- Describe any known limitations with your change -->
No limitations. As far as I am aware.

- Fixes #

https://gitea.com/gitea/helm-actions/pulls/23#issuecomment-1027779

### Additional information

As the PR Title suggests, it replaces the netcat command to a wget command which makes the noise in the log stop.

### Checklist

- [X] Parameters are documented in the `values.yaml` and added to the `README.md` using [readme-generator-for-helm](https://github.com/bitnami-labs/readme-generator-for-helm)
- [X] Breaking changes are documented in the `README.md`
- [X] Helm templating unittests are added (required when changing anything in `templates` folder)
- [X] Bash unittests are added (required when changing anything in `scripts` folder)
- [X] All added template resources MUST render a namespace in metadata

Co-authored-by: Daan Selen <dselen@systemec.nl>
Reviewed-on: https://gitea.com/gitea/helm-actions/pulls/26
Reviewed-by: ChristopherHX <christopherhx@noreply.gitea.com>
Co-authored-by: Daan Selen <dselen@nerthus.nl>
Co-committed-by: Daan Selen <dselen@nerthus.nl>

templates/statefulset.yaml

@@ -37,9 +37,12 @@ spec:
             - sh
             - -c
             - |
-              while ! nc -z {{ include "gitea.actions.nc" . }}; do
-                sleep 5
+              echo 'Trying to reach Gitea on {{ include "gitea.actions.local_root_url" . }}'
+              while ! wget --no-check-certificate -qO- {{ include "gitea.actions.local_root_url" . }}; do
+                sleep 3
+                echo "Trying again in 3 seconds..."
               done
+              echo "Gitea has been reached!"
       containers:
         - name: act-runner
           image: "{{ .Values.statefulset.actRunner.repository }}:{{ .Values.statefulset.actRunner.tag }}"