Update Flash plugin metadata versions to latest version.

https://helpx.adobe.com/security/products/flash-player/apsb20-30.html

BUG=412078
TBR=jschuh@chromium.org

Change-Id: I4975af48096599a480342dacc3d49984be3e4bce
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2238012Reviewed-by: Will Harris <wfh@chromium.org>
Commit-Queue: Will Harris <wfh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#776587}

chrome/browser/resources/plugin_metadata/plugins_linux.json

 {
-  "x-version": 43,
+  "x-version": 44,
   "adobe-flash-player": {
     "mime_types": [
       "application/futuresplash",
@@ -10,9 +10,9 @@
     ],
     "versions": [
       {
-        "version": "32.0.0.330",
+        "version": "32.0.0.387",
         "status": "up_to_date",
-        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-06.html"
+        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-30.html"
       }
     ],
     "lang": "en-US",

chrome/browser/resources/plugin_metadata/plugins_mac.json

 {
-  "x-version": 49,
+  "x-version": 50,
   "adobe-flash-player": {
     "mime_types": [
       "application/futuresplash",
@@ -7,9 +7,9 @@
     ],
     "versions": [
       {
-        "version": "32.0.0.330",
+        "version": "32.0.0.387",
         "status": "requires_authorization",
-        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-06.html"
+        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-30.html"
       }
     ],
     "lang": "en-US",

chrome/browser/resources/plugin_metadata/plugins_win.json

 {
-  "x-version": 58,
+  "x-version": 59,
   "adobe-flash-player": {
     "mime_types": [
       "application/futuresplash",
@@ -7,9 +7,9 @@
     ],
     "versions": [
       {
-        "version": "32.0.0.330",
+        "version": "32.0.0.387",
         "status": "requires_authorization",
-        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-06.html"
+        "reference": "https://helpx.adobe.com/security/products/flash-player/apsb20-30.html"
       }
     ],
     "lang": "en-US",