Fixed security scan warnings

Author: felfert

src/main/java/jenkins/plugins/jclouds/compute/JCloudsCloud.java

@@ -997,6 +997,7 @@ public FormValidation doTestConnection(
 
         @POST
         public FormValidation doCheckCloudGlobalKeyId(@QueryParameter String value) {
+            Jenkins.get().checkPermission(Jenkins.ADMINISTER);
             FormValidation ret = FormValidation.validateRequired(value);
             if (ret.equals(FormValidation.ok())) {
                 StandardUsernameCredentials suc = CredentialsHelper.getCredentialsById(value);

src/main/java/jenkins/plugins/jclouds/compute/JCloudsSlaveTemplate.java

@@ -848,7 +848,9 @@ public FormValidation doCheckName(@QueryParameter String value) {
             }
         }
 
+        @POST
         public FormValidation doCheckCores(@QueryParameter String value) {
+            Jenkins.get().checkPermission(Jenkins.ADMINISTER);
             FormValidation ret = FormValidation.validateRequired(value);
             if (ret == FormValidation.ok()) {
                 try {
@@ -877,6 +879,7 @@ public FormValidation doCheckCores(@QueryParameter String value) {
             return ret;
         }
 
+        @POST
         public FormValidation doCheckRam(@QueryParameter String value) {
             return FormValidation.validateNonNegativeInteger(value);
         }