Change uppercase regex

Check for any uppercase characters rather than revalidating input sans uppercase

setup/so-functions

@@ -425,7 +425,7 @@ collect_homenet_snsr() {
 collect_hostname() {
 	collect_hostname_validate
 
-	while ! hostname_lowercase "$HOSTNAME"; do
+	while has_uppercase "$HOSTNAME"; do
 		if ! (whiptail_uppercase_warning); then
 			collect_hostname_validate
 		else
@@ -664,7 +664,7 @@ collect_proxy_details() {
 collect_redirect_host() {
 	collect_redirect_host_validate
 
-	while ! hostname_lowercase "$REDIRECTHOST" && ! fqdn_lowercase "$REDIRECTHOST"; do
+	while has_uppercase "$REDIRECTHOST"; do
 		local text
 		! valid_hostname "$REDIRECTHOST" && text="domain name" || text="hostname"
 		if ! (whiptail_uppercase_warning "$text"); then