Fix install_deps indentation

!/bin/sh -eo pipefail
 ERROR IN CONFIG FILE:
 [#/commands/steps] 0 subschemas matched instead of one
 1. [#/commands/steps] expected type: Mapping, found: Sequence
 |   SCHEMA:
 |     type: object
 |   INPUT:
 |     - run:
 |         name: Install deps
 |         command: |
 |           apt-get update -qq
 |           apt-get install -y gcc libegl1-mesa-dev libgles2-mesa-dev
 2. [#/commands/steps] expected type: String, found: Sequence
 |   Command may be a string reference to another command

Author: iceiix

.circleci/config.yml

@@ -37,10 +37,10 @@ jobs:
                     - ./target
 commands:
     install_deps:
-    steps:
-        - run:
-            name: Install deps
-            command: |
-                apt-get update -qq
-                apt-get install -y gcc libegl1-mesa-dev libgles2-mesa-dev
+        steps:
+            - run:
+                name: Install deps
+                command: |
+                    apt-get update -qq
+                    apt-get install -y gcc libegl1-mesa-dev libgles2-mesa-dev