chore: add new known variables (microsoft#209456)

Author: rzhao271

build/lib/stylelint/vscode-known-variables.json

@@ -11,12 +11,12 @@
 		"--vscode-activityBar-inactiveForeground",
 		"--vscode-activityBarBadge-background",
 		"--vscode-activityBarBadge-foreground",
+		"--vscode-activityBarTop-activeBackground",
 		"--vscode-activityBarTop-activeBorder",
+		"--vscode-activityBarTop-background",
 		"--vscode-activityBarTop-dropBorder",
 		"--vscode-activityBarTop-foreground",
 		"--vscode-activityBarTop-inactiveForeground",
-		"--vscode-activityBarTop-background",
-		"--vscode-activityBarTop-activeBackground",
 		"--vscode-badge-background",
 		"--vscode-badge-foreground",
 		"--vscode-banner-background",
@@ -49,7 +49,6 @@
 		"--vscode-chat-requestBorder",
 		"--vscode-chat-slashCommandBackground",
 		"--vscode-chat-slashCommandForeground",
-		"--vscode-chat-list-background",
 		"--vscode-checkbox-background",
 		"--vscode-checkbox-border",
 		"--vscode-checkbox-foreground",
@@ -262,6 +261,10 @@
 		"--vscode-editorMarkerNavigationInfo-headerBackground",
 		"--vscode-editorMarkerNavigationWarning-background",
 		"--vscode-editorMarkerNavigationWarning-headerBackground",
+		"--vscode-editorMultiCursor-primary-background",
+		"--vscode-editorMultiCursor-primary-foreground",
+		"--vscode-editorMultiCursor-secondary-background",
+		"--vscode-editorMultiCursor-secondary-foreground",
 		"--vscode-editorOverviewRuler-addedForeground",
 		"--vscode-editorOverviewRuler-background",
 		"--vscode-editorOverviewRuler-border",
@@ -558,11 +561,11 @@
 		"--vscode-sideBar-border",
 		"--vscode-sideBar-dropBackground",
 		"--vscode-sideBar-foreground",
+		"--vscode-sideBarActivityBarTop-border",
 		"--vscode-sideBarSectionHeader-background",
 		"--vscode-sideBarSectionHeader-border",
 		"--vscode-sideBarSectionHeader-foreground",
 		"--vscode-sideBarTitle-foreground",
-		"--vscode-sideBarActivityBarTop-border",
 		"--vscode-sideBySideEditor-horizontalBorder",
 		"--vscode-sideBySideEditor-verticalBorder",
 		"--vscode-simpleFindWidget-sashBorder",
@@ -703,11 +706,17 @@
 		"--vscode-testing-coveredBorder",
 		"--vscode-testing-coveredGutterBackground",
 		"--vscode-testing-iconErrored",
+		"--vscode-testing-iconErrored-retired",
 		"--vscode-testing-iconFailed",
+		"--vscode-testing-iconFailed-retired",
 		"--vscode-testing-iconPassed",
+		"--vscode-testing-iconPassed-retired",
 		"--vscode-testing-iconQueued",
+		"--vscode-testing-iconQueued-retired",
 		"--vscode-testing-iconSkipped",
+		"--vscode-testing-iconSkipped-retired",
 		"--vscode-testing-iconUnset",
+		"--vscode-testing-iconUnset-retired",
 		"--vscode-testing-message-error-decorationForeground",
 		"--vscode-testing-message-error-lineBackground",
 		"--vscode-testing-message-info-decorationForeground",
@@ -721,8 +730,6 @@
 		"--vscode-testing-uncoveredBorder",
 		"--vscode-testing-uncoveredBranchBackground",
 		"--vscode-testing-uncoveredGutterBackground",
-		"--vscode-testing-uncoveredGutterBackground",
-		"--vscode-testing-coverage-lineHeight",
 		"--vscode-textBlockQuote-background",
 		"--vscode-textBlockQuote-border",
 		"--vscode-textCodeBlock-background",
@@ -786,6 +793,7 @@
 		"--testMessageDecorationFontFamily",
 		"--testMessageDecorationFontSize",
 		"--title-border-bottom-color",
+		"--vscode-chat-list-background",
 		"--vscode-editorCodeLens-fontFamily",
 		"--vscode-editorCodeLens-fontFamilyDefault",
 		"--vscode-editorCodeLens-fontFeatureSettings",
@@ -807,6 +815,7 @@
 		"--vscode-repl-line-height",
 		"--vscode-sash-hover-size",
 		"--vscode-sash-size",
+		"--vscode-testing-coverage-lineHeight",
 		"--vscode-editorStickyScroll-scrollableWidth",
 		"--vscode-editorStickyScroll-foldingOpacityTransition",
 		"--window-border-color",