chore: Update plugin goals in documentation (#1871)

### 📝 Description

Missed updates to documentation after the rename of the Maven mojos in
#719

Author: eocantu

website/docs/client/client-overview.mdx

@@ -115,8 +115,8 @@ schema and then generate the clients under `com.example.generated` package name:
                     <execution>
                         <id>generate-graphql-client</id>
                         <goals>
-                            <goal>introspectSchema</goal>
-                            <goal>generateClient</goal>
+                            <goal>introspect-schema</goal>
+                            <goal>generate-client</goal>
                         </goals>
                         <configuration>
                             <endpoint>http://localhost:8080/graphql</endpoint>

website/versioned_docs/version-3.x.x/client/client-overview.md

@@ -74,8 +74,8 @@ Equivalent `pom.xml` Maven configuration
                     <execution>
                         <id>generate-graphql-client</id>
                         <goals>
-                            <goal>introspectSchema</goal>
-                            <goal>generateClient</goal>
+                            <goal>introspect-schema</goal>
+                            <goal>generate-client</goal>
                         </goals>
                         <configuration>
                             <endpoint>http://localhost:8080/graphql</endpoint>

website/versioned_docs/version-4.x.x/client/client-overview.mdx

@@ -115,8 +115,8 @@ schema and then generate the clients under `com.example.generated` package name:
                     <execution>
                         <id>generate-graphql-client</id>
                         <goals>
-                            <goal>introspectSchema</goal>
-                            <goal>generateClient</goal>
+                            <goal>introspect-schema</goal>
+                            <goal>generate-client</goal>
                         </goals>
                         <configuration>
                             <endpoint>http://localhost:8080/graphql</endpoint>

website/versioned_docs/version-5.x.x/client/client-overview.mdx

@@ -115,8 +115,8 @@ schema and then generate the clients under `com.example.generated` package name:
                     <execution>
                         <id>generate-graphql-client</id>
                         <goals>
-                            <goal>introspectSchema</goal>
-                            <goal>generateClient</goal>
+                            <goal>introspect-schema</goal>
+                            <goal>generate-client</goal>
                         </goals>
                         <configuration>
                             <endpoint>http://localhost:8080/graphql</endpoint>

website/versioned_docs/version-6.x.x/client/client-overview.mdx

@@ -115,8 +115,8 @@ schema and then generate the clients under `com.example.generated` package name:
                     <execution>
                         <id>generate-graphql-client</id>
                         <goals>
-                            <goal>introspectSchema</goal>
-                            <goal>generateClient</goal>
+                            <goal>introspect-schema</goal>
+                            <goal>generate-client</goal>
                         </goals>
                         <configuration>
                             <endpoint>http://localhost:8080/graphql</endpoint>