chore: remove deprecation notice on custom alias

libexec/jenv-add

@@ -1,6 +1,14 @@
 #!/usr/bin/env bash
-# Summary: Add JDK into jenv. A alias name will be generated by parsing "java -version"
+# Summary: Add JDK into jenv. By default aliases will be generated by parsing "java -version"
+#
 # Usage: jenv add /path/to/java_home
+#
+# By default aliases are automatically generated based on the JDK version and provider.
+# To add a custom alias, specify it the first argument, in which case only that one
+# alias is added. e.g.
+#
+#   jenv add my-custom-alias /path/to/java_home
+
 set -e
 [ -n "$JENV_DEBUG" ] && set -x
 
@@ -74,16 +82,10 @@ JENV_VERSION_FILE=".jenv-version"
 
 
 if [ "$#" -eq 2 ]; then
-	cwarn "Warning : jenv add alias path/to/java_home is deprecated."
-	cwarn "Please prefer to let jenv generate unique alias name by using"
-	echo ""
-	cwarn "    $ jenv add path/to/java_home"
-	echo ""
-
 	JENV_JAVAPATH="$2"
 	JENV_ALIAS="$1"
 
-    add_alias_check $JENV_ALIAS
+    add_alias_check "$JENV_ALIAS"
     if $version_added ; then
         $(jenv-rehash)
     fi;