Merge pull request #8553 from dakoop/unify-prompt-and-code-font-family

Use the same font-family for cell prompt and code

packages/theme-dark-extension/style/variables.css

@@ -267,7 +267,7 @@ all of MD as it is not optimized for dense, information rich UIs.
   --jp-cell-editor-active-border-color: var(--jp-brand-color1);
 
   --jp-cell-prompt-width: 64px;
-  --jp-cell-prompt-font-family: 'Source Code Pro', monospace;
+  --jp-cell-prompt-font-family: var(--jp-code-font-family-default);
   --jp-cell-prompt-letter-spacing: 0px;
   --jp-cell-prompt-opacity: 1;
   --jp-cell-prompt-not-active-opacity: 1;

packages/theme-light-extension/style/variables.css

@@ -265,7 +265,7 @@ all of MD as it is not optimized for dense, information rich UIs.
   --jp-cell-editor-active-border-color: var(--jp-brand-color1);
 
   --jp-cell-prompt-width: 64px;
-  --jp-cell-prompt-font-family: 'Source Code Pro', monospace;
+  --jp-cell-prompt-font-family: var(--jp-code-font-family-default);
   --jp-cell-prompt-letter-spacing: 0px;
   --jp-cell-prompt-opacity: 1;
   --jp-cell-prompt-not-active-opacity: 0.5;