DOC: Fix formatting of bullet points (#2948)

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

docs/administrator.md

@@ -195,12 +195,14 @@ from numerous escape characters in the latter log entry, view it in CLI with
 used internally in K8s.
 
 The StatefulSet is replaced if the following properties change:
+
 - annotations
 - volumeClaimTemplates
 - template volumes
 
 The StatefulSet is replaced and a rolling updates is triggered if the following
 properties differ between the old and new state:
+
 - container name, ports, image, resources, env, envFrom, securityContext and volumeMounts
 - template labels, annotations, service account, securityContext, affinity, priority class and termination grace period
 
@@ -898,6 +900,7 @@ services:
 There are multiple options to specify service annotations that will be merged
 with each other and override in the following order (where latter take
 precedence):
+
 1. Default annotations if LoadBalancer is enabled
 2. Globally configured `custom_service_annotations`
 3. `serviceAnnotations` specified in the cluster manifest

docs/developer.md

@@ -16,7 +16,7 @@ under the ~/go/src sub directories.
 
 Given the schema above, the Postgres Operator source code located at
 `github.com/zalando/postgres-operator` should be put at
--`~/go/src/github.com/zalando/postgres-operator`.
+`~/go/src/github.com/zalando/postgres-operator`.
 
 ```bash
 export GOPATH=~/go
@@ -105,6 +105,7 @@ and K8s-like APIs for its custom resource definitions, namely the
 Postgres CRD and the operator CRD. The usage of the code generation follows
 conventions from the K8s community. Relevant scripts live in the `hack`
 directory:
+
 * `update-codegen.sh` triggers code generation for the APIs defined in `pkg/apis/acid.zalan.do/`,
 * `verify-codegen.sh` checks if the generated code is up-to-date (to be used within CI).
 
@@ -112,6 +113,7 @@ The `/pkg/generated/` contains the resultant code. To make these scripts work,
 you may need to `export GOPATH=$(go env GOPATH)`
 
 References for code generation are:
+
 * [Relevant pull request](https://github.com/zalando/postgres-operator/pull/369)
 See comments there for minor issues that can sometimes broke the generation process.
 * [Code generator source code](https://github.com/kubernetes/code-generator)
@@ -315,6 +317,7 @@ precedence.
 
 Update the following Go files that obtain the configuration parameter from the
 manifest files:
+
 * [operator_configuration_type.go](https://github.com/zalando/postgres-operator/blob/master/pkg/apis/acid.zalan.do/v1/operator_configuration_type.go)
 * [operator_config.go](https://github.com/zalando/postgres-operator/blob/master/pkg/controller/operator_config.go)
 * [config.go](https://github.com/zalando/postgres-operator/blob/master/pkg/util/config/config.go)
@@ -323,6 +326,7 @@ Postgres manifest parameters are defined in the [api package](https://github.com
 The operator behavior has to be implemented at least in [k8sres.go](https://github.com/zalando/postgres-operator/blob/master/pkg/cluster/k8sres.go).
 Validation of CRD parameters is controlled in [crds.go](https://github.com/zalando/postgres-operator/blob/master/pkg/apis/acid.zalan.do/v1/crds.go).
 Please, reflect your changes in tests, for example in:
+
 * [config_test.go](https://github.com/zalando/postgres-operator/blob/master/pkg/util/config/config_test.go)
 * [k8sres_test.go](https://github.com/zalando/postgres-operator/blob/master/pkg/cluster/k8sres_test.go)
 * [util_test.go](https://github.com/zalando/postgres-operator/blob/master/pkg/apis/acid.zalan.do/v1/util_test.go)
@@ -330,6 +334,7 @@ Please, reflect your changes in tests, for example in:
 ### Updating manifest files
 
 For the CRD-based configuration, please update the following files:
+
 * the default [OperatorConfiguration](https://github.com/zalando/postgres-operator/blob/master/manifests/postgresql-operator-default-configuration.yaml)
 * the CRD's [validation](https://github.com/zalando/postgres-operator/blob/master/manifests/operatorconfiguration.crd.yaml)
 * the CRD's validation in the [Helm chart](https://github.com/zalando/postgres-operator/blob/master/charts/postgres-operator/crds/operatorconfigurations.yaml)
@@ -342,6 +347,7 @@ Last but no least, update the [ConfigMap](https://github.com/zalando/postgres-op
 
 Finally, add a section for each new configuration option and/or cluster manifest
 parameter in the reference documents:
+
 * [config reference](reference/operator_parameters.md)
 * [manifest reference](reference/cluster_manifest.md)