Don't use "-f" with "rm" in Gitlab-Basics Docs

What does this MR do? / Why was this MR needed?

Closes #20071 (closed).

Are there points in the code the reviewer needs to double check?

No.

Screenshots (if relevant)

Not relevant.

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• API support added (not relevant)
• Tests added for this feature/bug (not relevant)
• Review
  • Has been reviewed by UX
  • Has been reviewed by Frontend
  • Has been reviewed by Backend
  • Has been reviewed by Database
• Conform by the merge request performance guides
• Conform by the style guides
• Squashed related commits together
• Internationalization required/considered
• End-to-end tests pass (package-and-qa manual pipeline job)

What are the relevant issue numbers?

#20071 (closed)

app/assets/javascripts/monitoring/components/graph/deployment.vue

 <script>
-  export default {
-    props: {
-      deploymentData: {
-        type: Array,
-        required: true,
-      },
-      graphHeight: {
-        type: Number,
-        required: true,
-      },
-      graphHeightOffset: {
-        type: Number,
-        required: true,
-      },
+export default {
+  props: {
+    deploymentData: {
+      type: Array,
+      required: true,
     },
-
-    computed: {
-      calculatedHeight() {
-        return this.graphHeight - this.graphHeightOffset;
-      },
+    graphHeight: {
+      type: Number,
+      required: true,
     },
-
-    methods: {
-      transformDeploymentGroup(deployment) {
-        return `translate(${Math.floor(deployment.xPos) - 5}, 20)`;
-      },
+    graphHeightOffset: {
+      type: Number,
+      required: true,
     },
-  };
+  },
+  computed: {
+    calculatedHeight() {
+      return this.graphHeight - this.graphHeightOffset;
+    },
+  },
+  methods: {
+    transformDeploymentGroup(deployment) {
+      return `translate(${Math.floor(deployment.xPos) - 5}, 20)`;
+    },
+  },
+};
 </script>
 <template>
   <g class="deploy-info">