docs: fix typos (#1169)

Signed-off-by: chansuke <moonset20@gmail.com>

Author: chansuke

README.md

@@ -22,7 +22,7 @@ supported yet (and maybe never will).
 Read
 [the documentation](https://argocd-image-updater.readthedocs.io/en/stable/)
 for more information on how to setup and run Argo CD Image Updater and to get
-known to it's features and limitations.
+known to its features and limitations.
 
 Above URL points to the documentation for the current release. If you are
 interested in documentation of upcoming features, check out the

docs/basics/update.md

@@ -14,7 +14,7 @@ The workflow of Argo CD Image Updater can be described as follows:
   whose name match a given pattern, or match a given label.
 
 * It then goes through the list of `Applications` found and inspects each
-  for the the annotation `argocd-image-updater.argoproj.io/image-list`. This
+  for the annotation `argocd-image-updater.argoproj.io/image-list`. This
   annotation holds a list of image names that should be updated, and is a
   mandatory annotation for Argo CD Image Updater to indicate it should
   process this `Application`. Read more about the syntax expected in this

docs/configuration/images.md

@@ -32,7 +32,7 @@ following:
 argocd-image-updater.argoproj.io/image-list: nginx
 ```
 
-The above example would specify to update the image `nginx` to it's most recent
+The above example would specify to update the image `nginx` to its most recent
 version found in the container registry, without taking any version constraints
 into consideration.
 

docs/install/installation.md

@@ -165,11 +165,11 @@ kubectl -n argocd-image-updater rollout restart deployment argocd-image-updater
 
 When installed from the manifests into a Kubernetes cluster, the Argo CD Image
 Updater reads the token required for accessing Argo CD API from an environment
-variable named `ARGOCD_TOKEN`, which is set from a a field named
+variable named `ARGOCD_TOKEN`, which is set from a field named
 `argocd.token` in a secret named `argocd-image-updater-secret`.
 
 The value for `argocd.token` should be set to the *base64 encoded* value of the
-access token you have generated above. As a short-cut, you can use generate the
+access token you have generated above. As a short-cut, you can use generate
 secret with `kubectl` and apply it over the existing resource:
 
 ```shell

pkg/argocd/git.go

@@ -258,7 +258,7 @@ func commitChangesGit(app *v1alpha1.Application, wbc *WriteBackConfig, changeLis
 	if wbc.GitCommitMessage != "" {
 		cm, err := os.CreateTemp("", "image-updater-commit-msg")
 		if err != nil {
-			return fmt.Errorf("cold not create temp file: %v", err)
+			return fmt.Errorf("could not create temp file: %v", err)
 		}
 		logCtx.Debugf("Writing commit message to %s", cm.Name())
 		err = os.WriteFile(cm.Name(), []byte(wbc.GitCommitMessage), 0600)