Fix dark mode

Author: lexi-taylor

__tests__/html2/fluentTheme/defaultFeedback.activity.dark.html

@@ -40,22 +40,22 @@
         function renderWebChat(uiState) {
           const theme = {
             ...createDarkTheme({
-              10: '#12174c',
-              20: '#1a1f5b',
-              30: '#21276a',
-              40: '#293079',
-              50: '#303788',
-              60: '#384097',
-              70: '#4049a7',
-              80: '#151e80',
-              90: '#4f59c5',
-              100: '#5661d4',
-              110: '#5e69e3',
-              120: '#7982e8',
-              130: '#949bec',
-              140: '#afb5f1',
-              150: '#c9cdf6',
-              160: '#e4e6fa'
+              10: '#124C32',
+              20: '#1A5B3E',
+              30: '#216A4A',
+              40: '#297956',
+              50: '#308861',
+              60: '#38976D',
+              70: '#40A779',
+              80: '#158051',
+              90: '#4FC590',
+              100: '#56D49C',
+              110: '#5EE3A8',
+              120: '#79E8B7',
+              130: '#94ECC5',
+              140: '#AFF1D3',
+              150: '#C9F6E2',
+              160: '#E4FAF1'
             }),
             colorNeutralBackground1Disabled: '#101010',
             colorNeutralBackground1Hover: '#101010',

__tests__/html2/fluentTheme/defaultFeedback.activity.dark.html.snap-1.png

@@ -645,7 +645,7 @@
   background-color: var(--webchat-colorBrandForeground1);
   border: var(--webchat-strokeWidthThin) solid var(--webchat-colorBrandForeground1);
   border-radius: var(--webchat-borderRadiusMedium);
-  color: #ffffff; /* Always white in dark and light mode */
+  color: var(--webchat-colorNeutralBackground1);
   cursor: pointer;
   font-family: var(--webchat-fontFamilyBase);
   font-size: var(--webchat-fontSizeBase300);