docs: fix text overflow issue in admonition block

Author: ta8i2chi8

docs/install/installation.md

@@ -29,8 +29,7 @@ kubectl apply -n argocd -f https://raw.githubusercontent.com/argoproj-labs/argoc
 ```
 
 !!! warning
-    The installation manifests include `ClusterRoleBinding` resources that reference `argocd` namespace. If you are installing Argo CD into a different
-    namespace then make sure to update the namespace reference.
+    The installation manifests include `ClusterRoleBinding` resources that reference `argocd` namespace. If you are installing Argo CD into a different namespace then make sure to update the namespace reference.
 
 !!!note "A word on high availability"
     It is not advised to run multiple replicas of the same Argo CD Image Updater
@@ -75,8 +74,7 @@ kubectl apply -n argocd-image-updater -f https://raw.githubusercontent.com/argop
 ```
 
 !!! warning
-    The installation manifests include `ClusterRoleBinding` resources that reference `argocd` namespace. If you are installing Argo CD into a different
-    namespace then make sure to update the namespace reference.
+    The installation manifests include `ClusterRoleBinding` resources that reference `argocd` namespace. If you are installing Argo CD into a different namespace then make sure to update the namespace reference.
 
 !!!note "A word on high availability"
     It is not advised to run multiple replicas of the same Argo CD Image Updater