feat(NODE-7098)!: use bigint literal syntax

.eslintrc.json

@@ -26,8 +26,7 @@
   },
   "plugins": [
     "prettier",
-    "eslint-plugin-tsdoc",
-    "no-bigint-usage"
+    "eslint-plugin-tsdoc"
   ],
   "reportUnusedDisableDirectives": true,
   "rules": {
@@ -69,10 +68,8 @@
         "fixStyle": "inline-type-imports"
       }
     ],
-    "no-bigint-usage/no-bigint-literals": "error",
     "no-restricted-globals": [
       "error",
-      "BigInt",
       "DataView"
     ]
   },

.evergreen/config.yml

@@ -177,17 +177,6 @@ tasks:
           NODE_LTS_VERSION: 22
       - func: install dependencies
       - func: run bundling
-  - name: no-bigint-web-tests
-    tags: ["no-bigint", "web"]
-    commands:
-      - func: fetch source
-        vars:
-          NODE_LTS_VERSION: 22
-      - func: install dependencies
-      - func: run tests
-        vars:
-          TEST_TARGET: web
-          NO_BIGINT: true
   - name: run-checks
     tags:
       - run-checks
@@ -273,13 +262,6 @@ tasks:
       - func: perf send
         vars:
           TARGET_FILE: ./bsonBench.json
-  - name: check-eslint-plugin
-    commands:
-      - func: fetch source
-        vars:
-          NODE_LTS_VERSION: 22
-      - func: install dependencies
-      - func: run eslint plugin tests
 
 buildvariants:
   - name: linux

.evergreen/run-tests.sh

@@ -8,7 +8,6 @@ case "${TEST_TARGET}" in
     ;;
   "web")
     export WEB="true"
-    export NO_BIGINT="${NO_BIGINT:-false}"
     npm run check:web
     ;;
   *)