Fix input border contrast in v2 themes (#172951)

* Fix v2 light theme input contrast

* Fix dark v2 theme border contrast

extensions/theme-defaults/themes/dark_plus_experimental.json

@@ -20,15 +20,15 @@
 		"button.secondaryForeground": "#cccccc",
 		"button.secondaryHoverBackground": "#ffffff15",
 		"checkbox.background": "#313131",
-		"checkbox.border": "#ffffff15",
+		"checkbox.border": "#ffffff1f",
 		"debugToolBar.background": "#181818",
 		"descriptionForeground": "#8b949e",
 		"diffEditor.insertedLineBackground": "#23863633",
 		"diffEditor.insertedTextBackground": "#2386364d",
 		"diffEditor.removedLineBackground": "#da363333",
 		"diffEditor.removedTextBackground": "#da36334d",
 		"dropdown.background": "#313131",
-		"dropdown.border": "#ffffff17",
+		"dropdown.border": "#ffffff1f",
 		"dropdown.foreground": "#cccccc",
 		"dropdown.listBackground": "#313131",
 		"editor.background": "#1f1f1f",
@@ -53,7 +53,7 @@
 		"foreground": "#cccccc",
 		"icon.foreground": "#cccccc",
 		"input.background": "#ffffff0f",
-		"input.border": "#ffffff17",
+		"input.border": "#ffffff1f",
 		"input.foreground": "#cccccc",
 		"input.placeholderForeground": "#ffffff79",
 		"inputOption.activeBackground": "#2489db82",
@@ -88,7 +88,7 @@
 		"scrollbarSlider.background": "#6e768133",
 		"scrollbarSlider.hoverBackground": "#6e768145",
 		"settings.dropdownBackground": "#313131",
-		"settings.dropdownBorder": "#ffffff17",
+		"settings.dropdownBorder": "#ffffff1f",
 		"settings.headerForeground": "#ffffff",
 		"settings.modifiedItemIndicator": "#bb800966",
 		"sideBar.background": "#181818",

extensions/theme-defaults/themes/light_plus_experimental.json

@@ -20,14 +20,14 @@
 		"button.secondaryForeground": "#3b3b3b",
 		"button.secondaryHoverBackground": "#00000034",
 		"checkbox.background": "#f8f8f8",
-		"checkbox.border": "#0000001a",
+		"checkbox.border": "#CECECE",
 		"descriptionForeground": "#3b3b3b",
 		"diffEditor.insertedLineBackground": "#23863633",
 		"diffEditor.insertedTextBackground": "#2386364d",
 		"diffEditor.removedLineBackground": "#da363333",
 		"diffEditor.removedTextBackground": "#da36334d",
 		"dropdown.background": "#ffffff",
-		"dropdown.border": "#0000001a",
+		"dropdown.border": "#CECECE",
 		"dropdown.foreground": "#3b3b3b",
 		"dropdown.listBackground": "#ffffff",
 		"editor.background": "#ffffff",
@@ -56,7 +56,7 @@
 		"foreground": "#3b3b3b",
 		"icon.foreground": "#3b3b3b",
 		"input.background": "#ffffff",
-		"input.border": "#0000001a",
+		"input.border": "#CECECE",
 		"input.foreground": "#3b3b3b",
 		"input.placeholderForeground": "#00000079",
 		"inputOption.activeBackground": "#005fb841",
@@ -96,7 +96,7 @@
 		"scrollbarSlider.hoverBackground": "#6e768145",
 		"searchEditor.textInputBorder": "#CECECE",
 		"settings.dropdownBackground": "#ffffff",
-		"settings.dropdownBorder": "#0000001a",
+		"settings.dropdownBorder": "#CECECE",
 		"settings.headerForeground": "#1f1f1f",
 		"settings.modifiedItemIndicator": "#bb800966",
 		"settings.numberInputBorder": "#CECECE",