os_capacity documentation fixes

Author: assumptionsandg

doc/source/configuration/monitoring.rst

@@ -155,7 +155,7 @@ the OpenStack application credentials in ``kayobe/secrets.yml`` as:
     secrets_os_capacity_credential_secret: <some_credential_secret>
 
 Additionally, you are required to enable a conditional flag to allow
-HAProxy and Prometheus configuration to be templated to controllers during deployment.
+HAProxy and Prometheus configuration to be templated during deployment.
 
 .. code-block:: yaml
 
@@ -169,7 +169,7 @@ if your certificate is not signed by a trusted CA.
 
     stackhpc_os_capacity_openstack_verify: false
 
-After defining your credentials, You may deploy OpenStack Capacity
+After defining your credentials, you may deploy OpenStack Capacity
 using the ``ansible/deploy-os-capacity-exporter.yml`` Ansible playbook
 via Kayobe.