Add branch support for release/5.5-08092021

Author: shahmishal

utils/update_checkout/update-checkout-config.json

@@ -128,31 +128,31 @@
                 "swift-installer-scripts": "main"
             }
         },
-        "release/5.5-05142021": {
-             "aliases": ["release/5.5-05142021"],
+        "release/5.5-08092021": {
+             "aliases": ["release/5.5-08092021", "swift/release/5.5-08092021"],
              "repos": {
-                 "llvm-project": "swift/release/5.5",
-                 "swift": "release/5.5-05142021",
-                 "cmark": "release/5.5",
-                 "llbuild": "release/5.5",
-                 "swift-tools-support-core": "release/5.5",
-                 "swiftpm": "release/5.5",
-                 "swift-argument-parser": "0.4.1",
+                 "llvm-project": "swift/release/5.5-08092021",
+                 "swift": "release/5.5-08092021",
+                 "cmark": "release/5.5-08092021",
+                 "llbuild": "release/5.5-08092021",
+                 "swift-tools-support-core": "release/5.5-08092021",
+                 "swiftpm": "release/5.5-08092021",
+                 "swift-argument-parser": "0.4.3",
                  "swift-crypto": "1.1.5",
-                 "swift-driver": "release/5.5-05142021",
-                 "swift-syntax": "release/5.5-05142021",
-                 "swift-stress-tester": "release/5.5",
-                 "swift-corelibs-xctest": "release/5.5",
-                 "swift-corelibs-foundation": "release/5.5",
-                 "swift-corelibs-libdispatch": "release/5.5",
-                 "swift-integration-tests": "release/5.5",
-                 "swift-xcode-playground-support": "release/5.5",
+                 "swift-driver": "release/5.5-08092021",
+                 "swift-syntax": "release/5.5-08092021",
+                 "swift-stress-tester": "release/5.5-08092021",
+                 "swift-corelibs-xctest": "release/5.5-08092021",
+                 "swift-corelibs-foundation": "release/5.5-08092021",
+                 "swift-corelibs-libdispatch": "release/5.5-08092021",
+                 "swift-integration-tests": "release/5.5-08092021",
+                 "swift-xcode-playground-support": "release/5.5-08092021",
                  "ninja": "release",
                  "icu": "release-65-1",
                  "yams": "4.0.2",
                  "cmake": "v3.16.5",
-                 "indexstore-db": "release/5.5",
-                 "sourcekit-lsp": "release/5.5",
+                 "indexstore-db": "release/5.5-08092021",
+                 "sourcekit-lsp": "release/5.5-08092021",
                  "swift-format": "main",
                  "swift-installer-scripts": "main"
              }