Fix some brittle snapshots based on github api responses (#74)

Updates snapshot tests, should unblock #71

tests/snapshots/install_all_tools_before_failing.snap

@@ -1,6 +1,5 @@
 ---
 source: tests/cli.rs
-assertion_line: 101
 expression: content
 ---
 [INFO ] Downloading github.com/Roblox/NotARepository@^0.1.0
@@ -9,7 +8,7 @@ expression: content
         Request from `https://api.github.com/repos/Roblox/NotARepository/releases`
 
         Received body:
-        {"message":"Not Found","documentation_url":"https://docs.github.com/rest/reference/repos#list-releases"}
+        {"message":"Not Found","documentation_url":"https://docs.github.com/rest/releases/releases#list-releases"}
 [INFO ] Downloading github.com/Roblox/@^0.2.0
 [ERROR] The following error occurred while trying to download tool "badly-formatted-tool":
         unexpected response body: invalid type: map, expected a sequence at line 1 column 0
@@ -23,7 +22,7 @@ expression: content
         Request from `https://api.github.com/repos/Roblox/VeryFakeRepository/releases`
 
         Received body:
-        {"message":"Not Found","documentation_url":"https://docs.github.com/rest/reference/repos#list-releases"}
+        {"message":"Not Found","documentation_url":"https://docs.github.com/rest/releases/releases#list-releases"}
 The following tools were not installed:
 [
     "also-not-a-real-tool",