Update java-spiffe version to 0.8.14 (#643)

Author: jainruchir

core/pom.xml

@@ -25,12 +25,6 @@
             <groupId>io.spiffe</groupId>
             <artifactId>java-spiffe-provider</artifactId>
             <version>${spiffe.version}</version>
-            <exclusions>
-                <exclusion>
-                    <groupId>io.spiffe</groupId>
-                    <artifactId>grpc-netty-macos-aarch64</artifactId>
-                </exclusion>
-            </exclusions>
         </dependency>
         <dependency>
             <groupId>io.spiffe</groupId>

pom.xml

@@ -58,7 +58,7 @@
         <checkstyle.suppressions.location>checkstyle/suppressions.xml</checkstyle.suppressions.location>
         <io.confluent.rest-utils.version>8.3.0-0</io.confluent.rest-utils.version>
         <conscrypt.version>2.5.2</conscrypt.version>
-        <spiffe.version>0.8.13</spiffe.version>
+        <spiffe.version>0.8.14</spiffe.version>
     </properties>
 
     <repositories>