Minor grammatical fixes to bug.yml (#114)

Made a few mostly minor grammatical fixes while adding this to my
project.

.github/ISSUE_TEMPLATE/bug.yml

@@ -9,7 +9,7 @@ body:
 - type: textarea
   attributes:
     label: "System Health details"
-    description: "Paste the data from the System Health card in Home Assistant (https://www.home-assistant.io//more-info/system-health#github-issues)"
+    description: "Paste the data from the System Health card in Home Assistant (https://www.home-assistant.io/more-info/system-health#github-issues)"
   validations:
     required: true
 - type: checkboxes
@@ -22,7 +22,7 @@ body:
         required: true
       - label: This issue only contains 1 issue (if you have multiple issues, open one issue for each issue).
         required: true
-      - label: This issue is not a duplicate issue of currently [previous issues](https://github.com/ludeeus/integration_blueprint/issues?q=is%3Aissue+label%3A%22Bug%22+)..
+      - label: This issue is not a duplicate issue of any [previous issues](https://github.com/ludeeus/integration_blueprint/issues?q=is%3Aissue+label%3A%22Bug%22+)..
         required: true
 - type: textarea
   attributes:
@@ -33,7 +33,7 @@ body:
 - type: textarea
   attributes:
     label: Reproduction steps
-    description: "Without steps to reproduce, it will be hard to fix, it is very important that you fill out this part, issues without it will be closed"
+    description: "Without steps to reproduce, it will be hard to fix. It is very important that you fill out this part. Issues without it will be closed."
     value: |
       1.
       2.