Fix escaping issue in filterExpression for RedisVectorStore file name filtering

Signed-off-by: Minu Kim <kmw106933@naver.com>

Author: kmw10693

spring-ai-vector-store/src/main/java/org/springframework/ai/vectorstore/SearchRequest.java

@@ -194,7 +194,6 @@ public Builder similarityThresholdAll() {
 		/**
 		 * Retrieves documents by query embedding similarity and matching the filters.
 		 * Value of 'null' means that no metadata filters will be applied to the search.
-		 * <p>
 		 * For example if the {@link Document#getMetadata()} schema is:
 		 *
 		 * <pre>{@code
@@ -206,7 +205,7 @@ public Builder similarityThresholdAll() {
 		 * "isActive": <Boolean>
 		 * &#125;
 		 * }</pre>
-		 * <p>
+		 *
 		 * you can constrain the search result to only UK countries with isActive=true and
 		 * year equal or greater 2020. You can build this such metadata filter
 		 * programmatically like this:
@@ -218,10 +217,10 @@ public Builder similarityThresholdAll() {
 		 * 				new Expression(GTE, new Key("year"), new Value(2020)),
 		 * 				new Expression(EQ, new Key("isActive"), new Value(true))));
 		 * }</pre>
-		 * <p>
+		 *
 		 * The {@link Filter.Expression} is portable across all vector stores.<br/>
-		 * <p>
-		 * <p>
+		 *
+		 *
 		 * The {@link FilterExpressionBuilder} is a DSL creating expressions
 		 * programmatically:
 		 *
@@ -233,7 +232,7 @@ public Builder similarityThresholdAll() {
 		 * 			b.gte("year", 2020),
 		 * 			b.eq("isActive", true)));
 		 * }</pre>
-		 * <p>
+		 *
 		 * The {@link FilterExpressionTextParser} converts textual, SQL like filter
 		 * expression language into {@link Filter.Expression}:
 		 *
@@ -263,21 +262,21 @@ public Builder filterExpression(@Nullable Filter.Expression expression) {
 		 * "isActive": <Boolean>
 		 * &#125;
 		 * }</pre>
-		 * <p>
+		 *
 		 * then you can constrain the search result with metadata filter expressions like:
 		 *
 		 * <pre>{@code
 		 * country == 'UK' && year >= 2020 && isActive == true
 		 * Or
 		 * country == 'BG' && (city NOT IN ['Sofia', 'Plovdiv'] || price < 134.34)
 		 * }</pre>
-		 * <p>
+		 *
 		 * This ensures that the response contains only embeddings that match the
 		 * specified filer criteria. <br/>
-		 * <p>
+		 *
 		 * The declarative, SQL like, filter syntax is portable across all vector stores
 		 * supporting the filter search feature.<br/>
-		 * <p>
+		 *
 		 * The {@link FilterExpressionTextParser} is used to convert the text filter
 		 * expression into {@link Filter.Expression}.
 		 * @param textExpression declarative, portable, SQL like, metadata filter syntax.