Remove continuation indent on typing '@' in JavaDoc

See IDEA-179426 Javadoc @param/@return tag after @param tag with description should not be indented

java/java-tests/testData/codeInsight/editorActions/javadocTypedHandler/docTagStart.java

@@ -0,0 +1,10 @@
+package com.company;
+
+public class Test {
+    /**
+     * @param a Description A
+     * @param b Description B
+     *          <caret>
+     */
+    void foo(int a, int b, int c) {}
+}

java/java-tests/testData/codeInsight/editorActions/javadocTypedHandler/docTagStart_after.java

@@ -0,0 +1,10 @@
+package com.company;
+
+public class Test {
+    /**
+     * @param a Description A
+     * @param b Description B
+     * @<caret>
+     */
+    void foo(int a, int b, int c) {}
+}