pre-commit: apply autofixes hooks and fix the rest manually

- markdownlint (manual fix)
- end-of-file-fixer
- requirements-txt-fixer
- trailing-whitespace

roles/kubernetes-apps/csi_driver/gcp_pd/templates/gcp-pd-csi-controller.yml.j2

@@ -162,4 +162,4 @@ metadata:
   name: pd.csi.storage.gke.io
 spec:
   attachRequired: true
-  podInfoOnMount: false
+  podInfoOnMount: false

roles/kubernetes-apps/csi_driver/gcp_pd/templates/gcp-pd-csi-node.yml.j2

@@ -109,4 +109,4 @@ spec:
       # See "special case". This will tolerate everything. Node component should
       # be scheduled on all nodes.
       tolerations:
-      - operator: Exists
+      - operator: Exists

roles/kubernetes-apps/csi_driver/gcp_pd/templates/gcp-pd-csi-sc-regional.yml.j2

@@ -6,4 +6,4 @@ provisioner: pd.csi.storage.gke.io
 parameters:
   type: pd-balanced
   replication-type: regional-pd
-volumeBindingMode: WaitForFirstConsumer
+volumeBindingMode: WaitForFirstConsumer

roles/kubernetes-apps/csi_driver/gcp_pd/templates/gcp-pd-csi-sc-zonal.yml.j2

@@ -5,4 +5,4 @@ metadata:
 provisioner: pd.csi.storage.gke.io
 parameters:
   type: pd-balanced
-volumeBindingMode: WaitForFirstConsumer
+volumeBindingMode: WaitForFirstConsumer