Update rand requirement from 0.7 to 0.8 and getrandom from 0.1 to 0.2 (#70)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

js/test/store.js

@@ -77,6 +77,12 @@ describe('MemoryStore', function () {
       const results = store.query('SELECT (YEAR(NOW()) AS ?y) WHERE {}')
       assert.strictEqual(1, results.length)
     })
+
+    it('SELECT with RAND()', function () {
+      const store = new MemoryStore([dataFactory.triple(ex, ex, ex)])
+      const results = store.query('SELECT (RAND() AS ?y) WHERE {}')
+      assert.strictEqual(1, results.length)
+    })
   })
 
   describe('#update()', function () {

lib/Cargo.toml

@@ -24,7 +24,7 @@ http_client = ["httparse", "native-tls"]
 rocksdb = { version = "0.15", optional = true }
 sled = { version = "0.34", optional = true }
 quick-xml = "0.20"
-rand = "0.7"
+rand = "0.8"
 md-5 = "0.9"
 sha-1 = "0.9"
 sha2 = "0.9"
@@ -47,7 +47,7 @@ native-tls = { version = "0.2", optional = true }
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 js-sys = "0.3"
-getrandom = {version="0.1", features=["wasm-bindgen"]}
+getrandom = {version="0.2", features=["js"]}
 
 [dev-dependencies]
 rayon = "1"