chore: update for 2.7.3 (#2956)

Author: denobot

replacements.json

@@ -1,3 +1,3 @@
 {
-  "CLI_VERSION": "2.7.2"
+  "CLI_VERSION": "2.7.3"
 }

runtime/reference/cli/_commands_reference.json

@@ -8171,6 +8171,11 @@
       "description": "Enable Node.js compatibility mode - extensionless imports, built-in\nNode.js modules, CommonJS detection and more.",
       "example": null
     },
+    {
+      "name": "DENO_COVERAGE_DIR",
+      "description": "Set the directory for collecting code coverage profiles.\nEquivalent to using the --coverage flag.",
+      "example": null
+    },
     {
       "name": "DENO_DIR",
       "description": "Set the cache directory",