Fix static analysis on CI

Signed-off-by: Louis Chemineau <louis@chmn.me>

composer.json

@@ -1,9 +1,12 @@
 {
-    "config" : {
+    "config": {
         "vendor-dir": "lib/composer",
-        "optimize-autoloader": true
+        "optimize-autoloader": true,
+        "allow-plugins": {
+            "bamarni/composer-bin-plugin": true
+        }
     },
-    "autoload" : {
+    "autoload": {
         "psr-4": {
             "": "lib/private/legacy",
             "OC\\": "lib/private",

psalm-ocp.xml

@@ -12,6 +12,9 @@
 	</plugins>
 	<projectFiles>
 		<directory name="lib/public"/>
+		<ignoreFiles>
+			<directory name="lib/composer/bin" />
+		</ignoreFiles>
 	</projectFiles>
 	<extraFiles>
 		<directory name="3rdparty"/>