Bump jedis from 2.8.0 to 3.0.0 in /examples (#1085)

Bumps [jedis](https://github.com/xetorthio/jedis) from 2.8.0 to 3.0.0.
<details>
<summary>Release notes</summary>

*Sourced from [jedis's releases](https://github.com/xetorthio/jedis/releases).*

> ## 3.0.0
> No release notes provided.
> 
> ## 3.0.0-m1
> No release notes provided.
> 
> ## 2.10.0
> No release notes provided.
> 
> ## 2.10.0-m1
> No release notes provided.
> 
> ## 2.9.1
> No release notes provided.
> 
> ## 2.9.0
> # Changes:
> - Add specific exception con evalsha doesn't have a script defined
> - Add ipv6 compatibility 
> - Add HashTag version of SCAN methods for Redis Cluster 
> - Add BITFIELD command
> - Add support for password in JedisCluster
> - Add SSL support
> 
> Complete list can be found [HERE](https://github-redirect.dependabot.com/xetorthio/jedis/issues?utf8=%E2%9C%93&q=milestone%3A2.9.0%20)
> 
> ## 2.8.2
> # Changes
> - Add fix in JedisPubSub to support ping/pong on subscription
> - Cleanup cache state from failed attempts of cluster discovering 
> - Avoid queueing multiple cluster discovers of the same type 
> - Intoduce dedicated excpetion for Redis error "busy" 
> 
> Complete list can be found [HERE](https://github-redirect.dependabot.com/xetorthio/jedis/issues?utf8=%E2%9C%93&q=milestone%3A2.8.2)
> 
> ## 2.8.1
> # Changes:
> - Fix JedisCluster psubscribe calling wrong method
> - Backport some JedisCluster constructors that weren't downmerged
> - Add support to invoke Binary scripts from pipeline and multi.
</details>
<details>
<summary>Commits</summary>

- [`087a9f8`](redis/jedis@087a9f8) Merge pull request [#1897](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1897) from xetorthio/gkorland-patch-1
- [`10b391e`](redis/jedis@10b391e) Bug fix in JedisCluster scan ([#1902](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1902))
- [`de16de1`](redis/jedis@de16de1) Jedis.close() should call super.close() ([#1730](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1730))
- [`3ba3154`](redis/jedis@3ba3154) [#1867](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1867) add waitReplica in JedisCluster ([#1868](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1868))
- [`fc05550`](redis/jedis@fc05550) CLIENT PAUSE command implementation ([#1847](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1847))
- [`306ba28`](redis/jedis@306ba28) Protect rediscovering with double-checked locking ([#1856](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1856))
- [`ca8ad49`](redis/jedis@ca8ad49) Update README.md
- [`53194dd`](redis/jedis@53194dd) Update README with SNAPSHOT ([#1893](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1893))
- [`b7120ee`](redis/jedis@b7120ee) Clean warning - add template type (byte[]) ([#1869](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1869))
- [`364199b`](redis/jedis@364199b) Fix typos and add JDoc to waitReplicas ([#1866](https://github-redirect.dependabot.com/xetorthio/jedis/issues/1866))
- Additional commits viewable in [compare view](redis/jedis@jedis-2.8.0...jedis-3.0.0)
</details>
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examples/redis-backed-cache-testng/pom.xml

@@ -15,7 +15,7 @@
         <dependency>
             <groupId>redis.clients</groupId>
             <artifactId>jedis</artifactId>
-            <version>2.8.0</version>
+            <version>3.0.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>

examples/redis-backed-cache/pom.xml

@@ -14,7 +14,7 @@
         <dependency>
             <groupId>redis.clients</groupId>
             <artifactId>jedis</artifactId>
-            <version>2.8.0</version>
+            <version>3.0.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>