[SPARK-51129][DOC] Fix code tab switching in Spark Website

### What changes were proposed in this pull request?

Fix code tab switching on the Spark website. The issue occurs because the self-hosted bootstrap.bundle.min.js from [PR #49823](#49823) is version 4.4.1, while the CDN version is 5.0.2. Upgrading bootstrap.bundle.min.js resolves the problem.

### Why are the changes needed?

Fix Spark website code tab switching

### Does this PR introduce _any_ user-facing change?

No

### How was this patch tested?

Local built website and verified.

### Was this patch authored or co-authored using generative AI tooling?

No

Closes #49853 from gengliangwang/codeTab.

Authored-by: Gengliang Wang <gengliang@apache.org>
Signed-off-by: Gengliang Wang <gengliang@apache.org>
(cherry picked from commit 717027d)
Signed-off-by: Gengliang Wang <gengliang@apache.org>

LICENSE

@@ -214,7 +214,6 @@ common/network-common/src/main/java/org/apache/spark/network/util/LimitedInputSt
 core/src/main/java/org/apache/spark/util/collection/TimSort.java
 core/src/main/resources/org/apache/spark/ui/static/bootstrap*
 core/src/main/resources/org/apache/spark/ui/static/vis*
-docs/js/vendor/bootstrap.js
 connector/spark-ganglia-lgpl/src/main/java/com/codahale/metrics/ganglia/GangliaReporter.java
 
 
@@ -239,6 +238,7 @@ core/src/main/resources/org/apache/spark/ui/static/*dataTables*
 core/src/main/resources/org/apache/spark/ui/static/graphlib-dot.min.js
 core/src/main/resources/org/apache/spark/ui/static/jquery*
 core/src/main/resources/org/apache/spark/ui/static/sorttable.js
+docs/js/vendor/bootstrap*
 docs/js/vendor/anchor.min.js
 docs/js/vendor/jquery*
 docs/js/vendor/modernizer*