Add chart README caveat for 'addtionalLibs' (#785)

diff --git a/api/v1beta1/solrcloud_types.go b/api/v1beta1/solrcloud_types.go
index 995a9ac..0a689a2 100644
--- a/api/v1beta1/solrcloud_types.go
+++ b/api/v1beta1/solrcloud_types.go
@@ -149,7 +149,8 @@
 	SolrModules []string `json:"solrModules,omitempty"`
 
 	// List of paths in the Solr Docker image to load in the classpath.
-	// Note: Solr Modules will be auto-loaded if specified in the "solrModules" property. There is no need to specify them here as well.
+	// There is no need to include paths for Solr Modules already specified in the "solrModules" property, those paths will be added automatically.
+	// Note that this setting has no effect on solrcloud clusters that rely on a user-provided solr.xml file.
 	//
 	//+optional
 	AdditionalLibs []string `json:"additionalLibs,omitempty"`
diff --git a/config/crd/bases/solr.apache.org_solrclouds.yaml b/config/crd/bases/solr.apache.org_solrclouds.yaml
index 76809b5..20a9a33 100644
--- a/config/crd/bases/solr.apache.org_solrclouds.yaml
+++ b/config/crd/bases/solr.apache.org_solrclouds.yaml
@@ -88,7 +88,8 @@
               additionalLibs:
                 description: |-
                   List of paths in the Solr Docker image to load in the classpath.
-                  Note: Solr Modules will be auto-loaded if specified in the "solrModules" property. There is no need to specify them here as well.
+                  There is no need to include paths for Solr Modules already specified in the "solrModules" property, those paths will be added automatically.
+                  Note that this setting has no effect on solrcloud clusters that rely on a user-provided solr.xml file.
                 items:
                   type: string
                 type: array
diff --git a/helm/solr-operator/crds/crds.yaml b/helm/solr-operator/crds/crds.yaml
index a1229dc..931fbb7 100644
--- a/helm/solr-operator/crds/crds.yaml
+++ b/helm/solr-operator/crds/crds.yaml
@@ -346,7 +346,8 @@
               additionalLibs:
                 description: |-
                   List of paths in the Solr Docker image to load in the classpath.
-                  Note: Solr Modules will be auto-loaded if specified in the "solrModules" property. There is no need to specify them here as well.
+                  There is no need to include paths for Solr Modules already specified in the "solrModules" property, those paths will be added automatically.
+                  Note that this setting has no effect on solrcloud clusters that rely on a user-provided solr.xml file.
                 items:
                   type: string
                 type: array
diff --git a/helm/solr/README.md b/helm/solr/README.md
index a02cfa1..5a94b80 100644
--- a/helm/solr/README.md
+++ b/helm/solr/README.md
@@ -95,7 +95,7 @@
 | solrOptions.logLevel | string | `"INFO"` | Log level to run Solr under |
 | solrOptions.gcTune | string | `""` | GC Tuning parameters for Solr |
 | solrOptions.solrModules | []string | | List of packaged Solr Modules to load when running Solr. Note: There is no need to specify solr modules necessary for other parts of the Spec (i.e. `backupRepositories[].gcs`), those will be added automatically. |
-| solrOptions.additionalLibs | []string | | List of paths in the Solr Image to add to the classPath when running Solr. Note: There is no need to include paths for solrModules here if already listed in `solrModules`, those paths will be added automatically. |
+| solrOptions.additionalLibs | []string | | List of paths in the Solr Image to add to the classPath when running Solr. (There is no need to include paths for solrModules here if already listed in `solrModules`, those paths will be added automatically.) Note that this setting has no effect on solrcloud clusters that rely on a user-provided `solr.xml` file. |
 | solrOptions.security.authenticationType | string | `""` | Type of authentication to use for Solr |
 | solrOptions.security.basicAuthSecret | string | `""` | Name of Secret in the same namespace that stores the basicAuth information for the Solr user |
 | solrOptions.security.probesRequireAuth | boolean | | Whether the probes for the SolrCloud pod require auth |