fix(core): remove usage of new Strings.class from org.apache.commons:commons-lang3:3.18 and use deprecated method from 3.17 again

Co-authored-by: Timon Back <timonback@users.noreply.github.com>

Author: sam0r040

springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/common/utils/TextUtils.java

@@ -2,7 +2,6 @@
 package io.github.springwolf.core.asyncapi.scanners.common.utils;
 
 import org.apache.commons.lang3.StringUtils;
-import org.apache.commons.lang3.Strings;
 
 import java.util.Arrays;
 
@@ -37,7 +36,7 @@ public static String trimIndent(String text) {
                 .reduce((a, b) -> a + newLine + b)
                 .orElse(StringUtils.EMPTY);
 
-        if (Strings.CS.endsWith(text, "\n")) {
+        if (StringUtils.endsWith(text, "\n")) {
             result = result.concat(newLine);
         }