Match full string when discovering docker volumes

When non-balena managed docker volumes are present that partially match
the appId_volumeName regular expression, the partial name will be
used incorrectly as the full name by the supervisor.

Contributed-by: @thomaswiese0
Change-type: patch
Closes: #2207

src/compose/volume.ts

@@ -126,7 +126,7 @@ export class Volume {
 		name: string;
 		appId: number;
 	} {
-		const match = name.match(/(\d+)_(\S+)/);
+		const match = name.match(/^(\d+)_(\S+)$/);
 		if (match == null) {
 			throw new InternalInconsistencyError(
 				`Could not detect volume data from docker name: ${name}`,