Build(deps): Bump sqlparse from 0.4.1 to 0.4.2 (#442)

Bumps [sqlparse](https://github.com/andialbrecht/sqlparse) from 0.4.1 to 0.4.2.
- [Release notes](https://github.com/andialbrecht/sqlparse/releases)
- [Changelog](https://github.com/andialbrecht/sqlparse/blob/master/CHANGELOG)
- [Commits](https://github.com/andialbrecht/sqlparse/compare/0.4.1...0.4.2)

---
updated-dependencies:
- dependency-name: sqlparse
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Pipfile

@@ -57,7 +57,7 @@ retrying = "~=1.3.3"
 simplejson = "~=3.17.2"
 six = "~=1.15.0"
 soupsieve = "~=2.1"
-sqlparse = "~=0.4.1"
+sqlparse = "~=0.4.2"
 static3 = "~=0.7.0"
 svg2rlg = "~=0.3"
 tini = "~=3.0.1"

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "c6533d18d948558bf2091f9e124a68c31dbf0e22e79a4fdbb217afec07d53fe9"
+            "sha256": "7ce63a92a53c057af0591ed6a2663f9c81e9e65bb16ca277f6b07db8c7faeea4"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -791,11 +791,11 @@
         },
         "sqlparse": {
             "hashes": [
-                "sha256:017cde379adbd6a1f15a61873f43e8274179378e95ef3fede90b5aa64d304ed0",
-                "sha256:0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8"
+                "sha256:0c00730c74263a94e5a9919ade150dfc3b19c574389985446148402998287dae",
+                "sha256:48719e356bb8b42991bdbb1e8b83223757b93789c00910a616a071910ca4a64d"
             ],
             "index": "pypi",
-            "version": "==0.4.1"
+            "version": "==0.4.2"
         },
         "static3": {
             "hashes": [

RIGS/templates/invoice_detail.html

@@ -5,7 +5,7 @@
 <div class="row py-4">
     <div class="col-sm-12 text-right px-0">
         <div class="btn-group">
-            <a href="{% url 'event_detail' object.pk %}" class="btn btn-primary">Open Event Page <span class="fas fa-eye"></span></a>
+            <a href="{% url 'event_detail' object.event.pk %}" class="btn btn-primary">Open Event Page <span class="fas fa-eye"></span></a>
             <a href="{% url 'invoice_delete' object.pk %}" class="btn btn-danger" title="Delete Invoice">
                 <span class="fas fa-times"></span> <span
                         class="d-none d-sm-inline">Delete</span>