release: bump 0.4.0 -> 0.4.1 (#110)

Releases the cross-asset / pairwise indicator family (PR #109):
PairwiseBeta, PairSpreadZScore, LeadLagCrossCorrelation, Cointegration,
RelativeStrengthAB. Indicator count 214 -> 219.

Bumps workspace + binding versions and the CHANGELOG ([Unreleased] ->
[0.4.1]) with the new compare URL.

examples/node/package-lock.json

@@ -17,7 +17,7 @@
     },
     "../../bindings/node": {
       "name": "wickra",
-      "version": "0.4.0",
+      "version": "0.4.1",
       "license": "PolyForm-Noncommercial-1.0.0",
       "devDependencies": {
         "@napi-rs/cli": "^2.18.0"
@@ -26,12 +26,12 @@
         "node": ">= 18"
       },
       "optionalDependencies": {
-        "wickra-darwin-arm64": "0.4.0",
-        "wickra-darwin-x64": "0.4.0",
-        "wickra-linux-arm64-gnu": "0.4.0",
-        "wickra-linux-x64-gnu": "0.4.0",
-        "wickra-win32-arm64-msvc": "0.4.0",
-        "wickra-win32-x64-msvc": "0.4.0"
+        "wickra-darwin-arm64": "0.4.1",
+        "wickra-darwin-x64": "0.4.1",
+        "wickra-linux-arm64-gnu": "0.4.1",
+        "wickra-linux-x64-gnu": "0.4.1",
+        "wickra-win32-arm64-msvc": "0.4.1",
+        "wickra-win32-x64-msvc": "0.4.1"
       }
     },
     "node_modules/wickra": {