Remove unused <br>

Signed-off-by: Mitchell Gale <[email protected]>

Author: MitchellGale

core/src/main/java/org/opensearch/sql/expression/text/TextFunction.java

@@ -140,7 +140,7 @@ private DefaultFunctionResolver trim() {
   /**
    * <b>Converts String to lowercase.</b><br>
    * Supports following signatures:<br>
-   * STRING -> STRING<br>
+   * STRING -> STRING
    */
   private DefaultFunctionResolver lower() {
     return define(
@@ -154,7 +154,7 @@ private DefaultFunctionResolver lower() {
   /**
    * <b>Converts String to uppercase.</b><br>
    * Supports following signatures:<br>
-   * STRING -> STRING<br>
+   * STRING -> STRING
    */
   private DefaultFunctionResolver upper() {
     return define(