docs: fix Red Hat Catalog spelling

Author: pohly

docs/install.md

@@ -298,7 +298,7 @@ the instructions shown by the "Install" button. When using this
 approach, the operator itself always runs with default parameters, in
 particular log output in "text" format.
 
-##### Installing the operator on an OpenShift cluster using the RedHat catalog
+##### Installing the operator on an OpenShift cluster using the Red Hat Catalog
 
 **NOTE**: PMEM-CSI operator will go into sustaining mode starting Red Hat
 OpenShift platform 4.11. The last validation cycle for Red Hat OpenShift CSI
@@ -313,7 +313,7 @@ cases. Reference [Intel’s Optane Business Unit Closure
 announcement](https://d1io3yog0oux5.cloudfront.net/_7476eb634cf21033bf2ce4974e02203e/intel/db/887/8856/prepared_remarks/Intel-CEO-CFO-2Q22-earnings-statements-1.pdf).
 
 If you run an OpenShift cluster, then it is recommended to install the PMEM-CSI operator by
-following the instructions shown by "Deploy & use" on [RedhatCatalog](https://catalog.redhat.com/software/operators/detail/612cd31535f8020a3f8bd5f2). 
+following the instructions shown by "Deploy & use" on [Red Hat Catalog](https://catalog.redhat.com/software/operators/detail/612cd31535f8020a3f8bd5f2).
 The recommended approach is "Installing from OperatorHub using the web console".
 
 ##### Installing the operator from YAML