Merge pull request #95 from CCPBioSim/93-pr-template

Introduce a Template to Standardise PRs within `ccpbiosim.github.io`

Author: harryswift01

.github/pull_request_template.md

@@ -0,0 +1,20 @@
+<!-- Summary: Provide a brief description of the PR's purpose here. -->
+
+
+## Changes
+<!-- List all the changes introduced in this PR. -->
+### Change 1: <!-- Rename Change 1 to reflect change title -->
+- <!-- Bullet point the changes in update 1. -->
+-  
+
+### Change 2: <!-- Rename Change 2 to reflect change title -->
+- <!-- Bullet point the changes in update 2. -->
+-  
+
+### Change 3: <!-- Rename Change 3 to reflect change title -->
+- <!-- Bullet point the changes in update 3. -->
+-  
+
+## Impact
+- <!-- Bullet point the expected impact this PR will have on the codebase. -->
+-