style: remove every em-dash and en-dash

Eighteen occurrences across fourteen files. Each sentence was repunctuated to
suit what the dash was doing rather than swapped for a hyphen, which produces
comma splices. The minus sign in folio-web's ledger is a minus sign and stays.

Claude-Session: https://claude.ai/code/session_01A5KmftdEJ49A9z5mF5ESrX

sidecar/build.gradle.kts

@@ -26,7 +26,7 @@ val maestroVersion = "2.4.0"
 // Maestro 2.4.0 still declares grpc-netty:1.50.2 and grpc-okhttp:1.50.2 which
 // were compiled against AbstractManagedChannelImplBuilder removed in grpc-core 1.64+.
 // Force them to the version we pin so they stay binary-compatible.
-// Also exclude GraalVM JS — not used by our sidecar and causes shadow JAR expansion errors.
+// Also exclude GraalVM JS: not used by our sidecar and causes shadow JAR expansion errors.
 configurations.all {
     resolutionStrategy.eachDependency {
         if (requested.group == "io.grpc" &&