frontend/project/settings: fix "is paid student project" logic and banner

Author: haraldschilly

src/packages/frontend/project/settings/body.tsx

@@ -63,7 +63,7 @@ export const Body: React.FC<ReactProps> = React.memo((props: ReactProps) => {
 
   // this very rarely changes, so just call this once
   const isPaidStudentPayProject = useMemo(
-    () => !redux.getProjectsStore().isPaidStudentPayProject(project_id),
+    () => redux.getProjectsStore().isPaidStudentPayProject(project_id),
     [project_id],
   );
   const showNonMemberWarning =

src/packages/frontend/project/warnings/no-network.tsx

@@ -6,18 +6,15 @@
 import { Alert } from "@cocalc/frontend/antd-bootstrap";
 import { Icon } from "@cocalc/frontend/components";
 import { UPGRADE_HINT } from "./non-member";
-import { NO_INTERNET } from "@cocalc/frontend/project/trial-banner";
 
 export function NoNetworkProjectWarning() {
   return (
     <Alert bsStyle="warning" style={{ margin: "15px" }}>
       <h4>
         <Icon name="exclamation-triangle" /> Warning: this project{" "}
-        <strong>does not have full internet access</strong>
+        <strong>does not have full internet access</strong>.
       </h4>
-      <p>
-        Projects without internet {NO_INTERNET}. {UPGRADE_HINT}
-      </p>
+      <p>{UPGRADE_HINT}</p>
     </Alert>
   );
 }

src/packages/frontend/projects/projects-nav.tsx

@@ -30,7 +30,6 @@ import { COLORS } from "@cocalc/util/theme";
 import { CSSProperties, useMemo, useState } from "react";
 import { useProjectState } from "../project/page/project-state-hook";
 import { useProjectHasInternetAccess } from "../project/settings/has-internet-access-hook";
-import { NO_INTERNET } from "../project/trial-banner";
 import { BuyLicenseForProject } from "../site-licenses/purchase/buy-license-for-project";
 
 const PROJECT_NAME_STYLE: CSSProperties = {
@@ -137,7 +136,7 @@ function ProjectTab({ project_id }: ProjectTabProps) {
     return (
       <>
         <div style={fontStyle}>
-          This project does not have access to the internet: {NO_INTERNET}.
+          This project does not have access to the internet.
           {onKucalc && (
             <>
               {" "}