Upgrade to MariaDB R2DBC connector 1.1.4 (#3610)

#### What type of PR is this?

/kind cleanup
/area core

#### What this PR does / why we need it:

See https://github.com/halo-dev/halo/issues/3600 for more.

#### Which issue(s) this PR fixes:

Fixes https://github.com/halo-dev/halo/issues/3600

#### Special notes for your reviewer:

We can follow the commands below to test it:

```bash
# Start up MariaDB
docker run -d --env MARIADB_USER=halo -p 3306:3306 --env MARIADB_PASSWORD=mariadb --env MARIADB_ROOT_PASSWORD=mariadb -e MARIADB_DATABASE=halo mariadb:latest

# Start up Halo
make -C console dev
./gradlew bootRun --args="--spring.profiles.active=dev,mariadb"
```

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

<!--
如果当前 Pull Request 的修改不会造成用户侧的任何变更，在 `release-note` 代码块儿中填写 `NONE`。
否则请填写用户侧能够理解的 Release Note。如果当前 Pull Request 包含破坏性更新（Break Change），
Release Note 需要以 `action required` 开头。
If no, just write "NONE" in the release-note block below.
If yes, a release note is required:
Enter your extended release note in the block below. If the PR requires additional action from users switching to the new release, include the string "action required".
-->

```release-note
升级至 MariaDB R2DBC connector 1.1.4
```

platform/application/build.gradle

@@ -52,7 +52,7 @@ dependencies {
         runtime 'io.r2dbc:r2dbc-h2'
         runtime 'org.postgresql:postgresql'
         runtime 'org.postgresql:r2dbc-postgresql'
-        runtime 'org.mariadb:r2dbc-mariadb:1.1.3'
+        runtime 'org.mariadb:r2dbc-mariadb:1.1.4'
         runtime 'com.github.jasync-sql:jasync-r2dbc-mysql:2.1.23'
     }