Fix some typos in docs file (#9619)

docs/ansible.md

@@ -290,7 +290,7 @@ two projects which are now joined under the Ansible umbrella.
 
 Ansible-base (2.10.x branch) will contain just the ansible language implementation while
 ansible modules that were previously bundled into a single repository will be part of the
-ansible 3.x package. Pleasee see [this blog post](https://blog.while-true-do.io/ansible-release-3-0-0/)
+ansible 3.x package. Please see [this blog post](https://blog.while-true-do.io/ansible-release-3-0-0/)
 that explains in detail the need and the evolution plan.
 
 **Note:** this change means that ansible virtual envs cannot be upgraded with `pip install -U`.

docs/dns-stack.md

@@ -259,7 +259,7 @@ See [dns_etchosts](#dns_etchosts-coredns) above.
 
 ### Nodelocal DNS HA
 
-Under some circumstances the single POD nodelocaldns implementation may not be able to be replaced soon enough and a cluster upgrade or a nodelocaldns upgrade can cause DNS requests to time out for short intervals. If for any reason your applications cannot tollerate this behavior you can enable a redundant nodelocal DNS pod on each node:
+Under some circumstances the single POD nodelocaldns implementation may not be able to be replaced soon enough and a cluster upgrade or a nodelocaldns upgrade can cause DNS requests to time out for short intervals. If for any reason your applications cannot tolerate this behavior you can enable a redundant nodelocal DNS pod on each node:
 
 ```yaml
 enable_nodelocaldns_secondary: true

docs/docker.md

@@ -55,7 +55,7 @@ Docker log options:
 docker_log_opts: "--log-opt max-size=50m --log-opt max-file=5"
 ```
 
-Changre the docker `bin_dir`, this should not be changed unless you use a custom docker package:
+Change the docker `bin_dir`, this should not be changed unless you use a custom docker package:
 
 ```yaml
 docker_bin_dir: "/usr/bin"