Update Ohmer.json (#284)

Added Linux binaries.

plugins/Ohmer.json

@@ -13,6 +13,10 @@
       "download": "https://github.com/DomiKamu/Ohmer-Modules/releases/download/v0.5.3/Ohmer-0.5.3-win.zip",
       "sha256": "63ea9a8eecd6ac1298768b4c4f83e9b7b6cf936c748516297d838bd9a99c438d"
     },
+    "lin": {
+      "download": "https://github.com/DomiKamu/Ohmer-Modules/releases/download/v0.5.3/Ohmer-0.5.3-lin.zip",
+      "sha256": "86a1d263c600ca0e40a88cdfe35fefb3a9c23777676c07ef5b130afa8c6daa71"
+    },
     "mac": {
       "download": "https://github.com/DomiKamu/Ohmer-Modules/releases/download/v0.5.3/Ohmer-0.5.3-mac.zip",
       "sha256": "45e914847c77cb35ae03516afc20d42af029328ed5f81035ec098abb9e911147"