Delete spring-security-oauth dependency

See jhipster#257 (comment)

Author: dfranco

jhipster-dependencies/pom.xml

@@ -72,7 +72,6 @@
         <spring-cloud-security.version>2.2.5.RELEASE</spring-cloud-security.version>
         <spring-data-neo4j-rx.version>1.1.1</spring-data-neo4j-rx.version>
         <spring-security-jwt.version>1.1.1.RELEASE</spring-security-jwt.version>
-        <spring-security-oauth.version>2.5.1.RELEASE</spring-security-oauth.version>
         <springfox.version>3.0.0</springfox.version>
         <testcontainers.version>1.16.0</testcontainers.version>
         <xmemcached.version>2.4.7</xmemcached.version>
@@ -624,16 +623,6 @@
                 <artifactId>spring-security-jwt</artifactId>
                 <version>${spring-security-jwt.version}</version>
             </dependency>
-            <dependency>
-                <groupId>org.springframework.security.oauth</groupId>
-                <artifactId>spring-security-oauth</artifactId>
-                <version>${spring-security-oauth.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>org.springframework.security.oauth</groupId>
-                <artifactId>spring-security-oauth2</artifactId>
-                <version>${spring-security-oauth.version}</version>
-            </dependency>
             <dependency>
                 <groupId>org.neo4j.springframework.data</groupId>
                 <artifactId>spring-data-neo4j-rx-spring-boot-starter</artifactId>

jhipster-framework/pom.xml

@@ -148,11 +148,6 @@
             <artifactId>spring-security-data</artifactId>
             <optional>true</optional>
         </dependency>
-        <dependency>
-            <groupId>org.springframework.security.oauth</groupId>
-            <artifactId>spring-security-oauth2</artifactId>
-            <optional>true</optional>
-        </dependency>
         <dependency>
             <groupId>io.projectreactor</groupId>
             <artifactId>reactor-core</artifactId>