app/matrix: 0x3c: fix secret name

Change-Id: Ifc519c068eb2af4ca1462d438c7b7050d9c0b2d8
diff --git a/app/matrix/matrix.0x3c.pl.jsonnet b/app/matrix/matrix.0x3c.pl.jsonnet
index ddfccba..2a9fb9a 100644
--- a/app/matrix/matrix.0x3c.pl.jsonnet
+++ b/app/matrix/matrix.0x3c.pl.jsonnet
@@ -19,7 +19,7 @@
             enable: true,
             oauth2: {
                 clientID: "YCWg1Qor9YstKn_yAHB_NT3GFAGqbnDFzIwyI_fCUWI",
-                clientSecret: (std.split(importstr "secrets/plain/cas-proxy-0x3c-oauth2-secret", "\n"))[0],
+                clientSecret: (std.split(importstr "secrets/plain/cas-proxy-0x3c-0auth2-secret", "\n"))[0],
                 scope: "read:accounts",
                 authorizeURL: "https://0x3c.pl/oauth/authorize",
                 tokenURL: "https://0x3c.pl/oauth/token",