apacheGH-40549: [Java] Revert bump org.apache.maven.plugins:maven-sha…

…de-plugin from 3.2.4 to 3.5.2 in /java (apache#40462)" (apache#41006)

This reverts commit 8ee9679.

### Rationale for this change

Spark integration tests are failing due to this bump.

### What changes are included in this PR?

Revert bump org.apache.maven.plugins:maven-shade-plugin from 3.2.4 to 3.5.2 

### Are these changes tested?
Via CI.

### Are there any user-facing changes?

They shouldn't
* GitHub Issue: apache#40549

Authored-by: Raúl Cumplido <raulcumplido@gmail.com>
Signed-off-by: Raúl Cumplido <raulcumplido@gmail.com>

java/flight/flight-core/pom.xml

@@ -150,6 +150,13 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-shade-plugin</artifactId>
+        <!--
+          Downgrade maven-shade-plugin specifically for this module.
+          Using a newer version up to at least 3.5.1 will cause
+          issues in the arrow-tools tests looking up FlatBuffer
+          dependencies.
+         -->
+        <version>3.2.4</version>
         <executions>
           <execution>
             <id>shade-main</id>

java/pom.xml

@@ -467,7 +467,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-shade-plugin</artifactId>
-          <version>3.5.2</version>
+          <version>3.5.1</version>
         </plugin>
         <plugin>
           <artifactId>maven-surefire-plugin</artifactId>

java/vector/pom.xml

@@ -128,6 +128,13 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-shade-plugin</artifactId>
+        <!--
+          Downgrade maven-shade-plugin specifically for this module.
+          Using a newer version up to at least 3.5.1 will cause
+          issues in the arrow-tools tests looking up FlatBuffer
+          dependencies.
+         -->
+        <version>3.2.4</version>
         <executions>
           <execution>
             <goals>