Update wording and heading size

Signed-off-by: Adam Harvey <adam.harvey@dxc.com>

plugins/api-docs/src/components/ApisCards/ConsumedApisCard.tsx

@@ -73,7 +73,7 @@ export const ConsumedApisCard = ({ variant = 'gridItem' }: Props) => {
       variant={variant}
       emptyContent={
         <div style={{ textAlign: 'center' }}>
-          <Typography variant="h6">
+          <Typography variant="body1">
             This {entity.kind.toLowerCase()} does not consume any APIs.
           </Typography>
           <Typography variant="body2">

plugins/api-docs/src/components/ApisCards/HasApisCard.tsx

@@ -77,7 +77,7 @@ export const HasApisCard = ({ variant = 'gridItem' }: Props) => {
       variant={variant}
       emptyContent={
         <div style={{ textAlign: 'center' }}>
-          <Typography variant="h6">
+          <Typography variant="body1">
             This {entity.kind.toLowerCase()} does not contain any APIs.
           </Typography>
           <Typography variant="body2">

plugins/api-docs/src/components/ApisCards/ProvidedApisCard.test.tsx

@@ -74,7 +74,7 @@ describe('<ProvidedApisCard />', () => {
     );
 
     expect(getByText(/Provided APIs/i)).toBeInTheDocument();
-    expect(getByText(/does not provide its own APIs/i)).toBeInTheDocument();
+    expect(getByText(/does not provide any APIs/i)).toBeInTheDocument();
   });
 
   it('shows consumed APIs', async () => {

plugins/api-docs/src/components/ApisCards/ProvidedApisCard.tsx

@@ -73,8 +73,8 @@ export const ProvidedApisCard = ({ variant = 'gridItem' }: Props) => {
       variant={variant}
       emptyContent={
         <div style={{ textAlign: 'center' }}>
-          <Typography variant="h6">
-            This {entity.kind.toLowerCase()} does not provide its own APIs.
+          <Typography variant="body1">
+            This {entity.kind.toLowerCase()} does not provide any APIs.
           </Typography>
           <Typography variant="body2">
             <Link to="https://backstage.io/docs/features/software-catalog/descriptor-format#specprovidesapis-optional">